CompatHelper: bump compat for LinearSolve to 4, (keep existing compat)

[github-actions]

This pull request changes the compat entry for the LinearSolve package from 3 to 3, 4.
This keeps the compat entries for earlier versions.

Note: I have not tested your package with this new compat entry.
It is your responsibility to make sure that your package tests pass before you merge this pull request.

[github-actions]

Benchmark Results

	main	7086545...	main / 7086545...
FS2000/NSSS	4.95 ± 0.07 μs	4.85 ± 0.059 μs	1.02 ± 0.019
FS2000/covariance	18.7 ± 1.2 μs	17.3 ± 1 μs	1.08 ± 0.096
FS2000/irf	0.0643 ± 0.0065 ms	0.0612 ± 0.015 ms	1.05 ± 0.27
FS2000/jacobian	0.963 ± 0.038 μs	0.979 ± 0.035 μs	0.984 ± 0.053
FS2000/lyapunov/bartels_stewart	0.117 ± 0.0051 ms	0.106 ± 0.0098 ms	1.1 ± 0.11
FS2000/lyapunov/bicgstab	24.6 ± 0.96 μs	24.4 ± 0.89 μs	1.01 ± 0.054
FS2000/lyapunov/doubling	0.0343 ± 0.00099 ms	0.0342 ± 0.00098 ms	1 ± 0.041
FS2000/lyapunov/gmres	15.8 ± 0.19 μs	15.8 ± 0.19 μs	1 ± 0.017
FS2000/qme/doubling	0.0951 ± 0.001 ms	0.0945 ± 0.00096 ms	1.01 ± 0.015
FS2000/qme/schur	0.0449 ± 0.002 ms	0.0378 ± 0.0016 ms	1.19 ± 0.072
NAWM_EAUS_2008/NSSS	1.05 ± 0.02 ms	1.09 ± 0.018 ms	0.965 ± 0.024
NAWM_EAUS_2008/covariance	3.21 ± 0.46 ms	3.32 ± 0.43 ms	0.967 ± 0.19
NAWM_EAUS_2008/irf	7.12 ± 0.49 ms	6.93 ± 0.57 ms	1.03 ± 0.11
NAWM_EAUS_2008/jacobian	0.06 ± 0.0031 ms	0.0567 ± 0.0069 ms	1.06 ± 0.14
NAWM_EAUS_2008/lyapunov/bartels_stewart	17.7 ± 0.69 ms	18.4 ± 1.7 ms	0.965 ± 0.097
NAWM_EAUS_2008/lyapunov/bicgstab	0.155 ± 0.00025 s	0.187 ± 0.00053 s	0.829 ± 0.0027
NAWM_EAUS_2008/lyapunov/doubling	16.1 ± 0.21 ms	19.3 ± 0.059 ms	0.833 ± 0.011
NAWM_EAUS_2008/lyapunov/gmres	0.0952 ± 0.0007 s	0.112 ± 0.0021 s	0.853 ± 0.017
NAWM_EAUS_2008/qme/doubling	24.9 ± 2.6 ms	0.0317 ± 0.00013 s	0.786 ± 0.083
NAWM_EAUS_2008/qme/schur	17.2 ± 0.64 ms	16.6 ± 0.14 ms	1.04 ± 0.04
Smets_Wouters_2007/NSSS	0.14 ± 0.0013 ms	0.0565 ± 0.0015 ms	2.48 ± 0.069
Smets_Wouters_2007/covariance	0.298 ± 0.0047 ms	0.205 ± 0.0058 ms	1.45 ± 0.047
Smets_Wouters_2007/irf	0.496 ± 0.015 ms	0.402 ± 0.014 ms	1.23 ± 0.058
Smets_Wouters_2007/jacobian	19.6 ± 21 μs	29.4 ± 22 μs	0.666 ± 0.87
Smets_Wouters_2007/lyapunov/bartels_stewart	1.27 ± 0.011 ms	1.17 ± 0.011 ms	1.08 ± 0.014
Smets_Wouters_2007/lyapunov/bicgstab	5.65 ± 0.011 ms	5.72 ± 0.014 ms	0.987 ± 0.0031
Smets_Wouters_2007/lyapunov/doubling	0.937 ± 0.0026 ms	0.934 ± 0.0037 ms	1 ± 0.0049
Smets_Wouters_2007/lyapunov/gmres	4.59 ± 0.017 ms	4.57 ± 0.014 ms	1 ± 0.0048
Smets_Wouters_2007/qme/doubling	1.67 ± 0.011 ms	1.66 ± 0.0077 ms	1.01 ± 0.0083
Smets_Wouters_2007/qme/schur	1.01 ± 0.0086 ms	0.964 ± 0.0053 ms	1.05 ± 0.011
time_to_load	11.3 ± 0.078 s	11.2 ± 0.078 s	1 ± 0.0098

	main	7086545...	main / 7086545...
FS2000/NSSS	21 allocs: 0.855 kB	21 allocs: 0.855 kB	1
FS2000/covariance	0.134 k allocs: 17.2 kB	0.134 k allocs: 17.2 kB	1
FS2000/irf	1.07 k allocs: 0.0944 MB	1.07 k allocs: 0.0944 MB	1
FS2000/jacobian	0.046 k allocs: 1.62 kB	0.046 k allocs: 1.62 kB	1
FS2000/lyapunov/bartels_stewart	0.065 k allocs: 0.0563 MB	0.065 k allocs: 0.0563 MB	1
FS2000/lyapunov/bicgstab	0.038 k allocs: 3.51 kB	0.038 k allocs: 3.51 kB	1
FS2000/lyapunov/doubling	30 allocs: 3.26 kB	30 allocs: 3.26 kB	1
FS2000/lyapunov/gmres	0.034 k allocs: 3.45 kB	0.034 k allocs: 3.45 kB	1
FS2000/qme/doubling	6 allocs: 1.7 kB	6 allocs: 1.7 kB	1
FS2000/qme/schur	9 allocs: 1.95 kB	9 allocs: 1.95 kB	1
NAWM_EAUS_2008/NSSS	0.605 k allocs: 0.663 MB	0.915 k allocs: 0.672 MB	0.986
NAWM_EAUS_2008/covariance	1.15 k allocs: 2.72 MB	1.46 k allocs: 2.73 MB	0.997
NAWM_EAUS_2008/irf	10.2 k allocs: 9.67 MB	10.5 k allocs: 9.68 MB	0.999
NAWM_EAUS_2008/jacobian	0.076 k allocs: 0.714 MB	0.076 k allocs: 0.714 MB	1
NAWM_EAUS_2008/lyapunov/bartels_stewart	0.187 k allocs: 3.5 MB	0.187 k allocs: 3.5 MB	1
NAWM_EAUS_2008/lyapunov/bicgstab	0.242 k allocs: 0.408 MB	0.242 k allocs: 0.408 MB	1
NAWM_EAUS_2008/lyapunov/doubling	0.034 k allocs: 0.404 MB	0.034 k allocs: 0.404 MB	1
NAWM_EAUS_2008/lyapunov/gmres	0.123 k allocs: 0.406 MB	0.123 k allocs: 0.406 MB	1
NAWM_EAUS_2008/qme/doubling	8 allocs: 0.362 MB	8 allocs: 0.362 MB	1
NAWM_EAUS_2008/qme/schur	12 allocs: 0.365 MB	12 allocs: 0.365 MB	1
Smets_Wouters_2007/NSSS	0.121 k allocs: 3.64 kB	0.072 k allocs: 2.52 kB	1.44
Smets_Wouters_2007/covariance	0.338 k allocs: 0.189 MB	0.288 k allocs: 0.188 MB	1.01
Smets_Wouters_2007/irf	3.41 k allocs: 0.919 MB	3.36 k allocs: 0.918 MB	1
Smets_Wouters_2007/jacobian	0.059 k allocs: 0.0636 MB	0.059 k allocs: 0.0636 MB	1
Smets_Wouters_2007/lyapunov/bartels_stewart	0.09 k allocs: 0.326 MB	0.09 k allocs: 0.326 MB	1
Smets_Wouters_2007/lyapunov/bicgstab	0.16 k allocs: 0.036 MB	0.162 k allocs: 0.0361 MB	0.999
Smets_Wouters_2007/lyapunov/doubling	0.034 k allocs: 0.034 MB	0.034 k allocs: 0.034 MB	1
Smets_Wouters_2007/lyapunov/gmres	0.098 k allocs: 0.0351 MB	0.098 k allocs: 0.0351 MB	1
Smets_Wouters_2007/qme/doubling	8 allocs: 0.0317 MB	8 allocs: 0.0317 MB	1
Smets_Wouters_2007/qme/schur	11 allocs: 0.0325 MB	11 allocs: 0.0325 MB	1
time_to_load	0.143 k allocs: 10.6 kB	0.143 k allocs: 10.6 kB	1

Benchmark Plots

A plot of the benchmark results have been uploaded as an artifact to the workflow run for this PR.
Go to "Actions"->"Benchmark a pull request"->[the most recent run]->"Artifacts" (at the bottom).

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 35.18%. Comparing base (f2274a0) to head (7086545).

❗ There is a different number of reports uploaded between BASE (f2274a0) and HEAD (7086545). Click for more details.

HEAD has 31 uploads less than BASE

Flag	BASE (f2274a0)	HEAD (7086545)
	32	1

Additional details and impacted files

@@             Coverage Diff             @@
##             main     #305       +/-   ##
===========================================
- Coverage   88.05%   35.18%   -52.87%     
===========================================
  Files          35       35               
  Lines       30243    29203     -1040     
===========================================
- Hits        26629    10275    -16354     
- Misses       3614    18928    +15314     

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