[CTM-547] update netty again

[calypsomatic]

Jira ticket: https://broadworkbench.atlassian.net/browse/CTM-547

Summary of changes

Updates netty to 4.1.135 for a security fix.

What

Why

Testing these changes

What to test

Who tested and where

• This change is covered by automated tests
  • NB: Rerun automation tests on this PR by commenting jenkins retest or jenkins multi-test.
• I validated this change
• Primary reviewer validated this change
• I validated this change in the dev environment

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 74.07%. Comparing base (51f4642) to head (1f12ed7).

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #4914   +/-   ##
========================================
  Coverage    74.07%   74.07%           
========================================
  Files          131      131           
  Lines        11101    11101           
  Branches       891      891           
========================================
  Hits          8223     8223           
  Misses        2878     2878           

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