Mark the note regexes as non-private

[zmoon]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 83.33333% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 94.07%. Comparing base (759ba7e) to head (76faf46).
⚠️ Report is 160 commits behind head on main.

Files with missing lines	Patch %	Lines
pyabc2/parse.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #93      +/-   ##
==========================================
+ Coverage   92.55%   94.07%   +1.51%     
==========================================
  Files           9       15       +6     
  Lines        1343     1687     +344     
==========================================
+ Hits         1243     1587     +344     
  Misses        100      100              

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