[Backport] [1.x] Bump netty from 4.1.96.Final to 4.1.97.Final (#9553)

[reta]

Backport of #9553 to 1.x

[github-actions]

Gradle Check (Jenkins) Run Completed with:

• RESULT: UNSTABLE ✅
• URL: https://build.ci.opensearch.org/job/gradle-check/23520/
• CommitID: 3fad772

[codecov]

Codecov Report

Merging #9559 (3fad772) into 1.x (8157e42) will increase coverage by 0.04%.
Report is 1 commits behind head on 1.x.
The diff coverage is 100.00%.

@@             Coverage Diff              @@
##                1.x    #9559      +/-   ##
============================================
+ Coverage     77.56%   77.60%   +0.04%     
- Complexity    58764    58804      +40     
============================================
  Files          4223     4223              
  Lines        253561   253562       +1     
  Branches      38705    38705              
============================================
+ Hits         196670   196781     +111     
+ Misses        40850    40806      -44     
+ Partials      16041    15975      -66     

Files Changed	Coverage Δ
server/src/main/java/org/opensearch/Version.java	83.33% <100.00%> (+0.07%)	⬆️

... and 456 files with indirect coverage changes