[Backport] [1.x] Bump Netty to 4.1.106.Final (#12034)

[reta]

Backport 2001d59 from #12034.

[github-actions]

Gradle Check (Jenkins) Run Completed with:

• RESULT: FAILURE ❌
• URL: https://build.ci.opensearch.org/job/gradle-check/32692/
• CommitID: 4abf82d

[reta]

• ESULT: FAILURE ❌

org.opensearch.upgrades.TranslogPolicyIT.testEmptyIndex - should be ignored?

    @AwaitsFix(bugUrl = "https://github.com/opensearch-project/OpenSearch/pull/2225")
    public void testEmptyIndex() throws Exception {

[github-actions]

Gradle Check (Jenkins) Run Completed with:

• RESULT: SUCCESS ✅
• URL: https://build.ci.opensearch.org/job/gradle-check/32695/
• CommitID: 4abf82d

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (8560f93) 77.65% compared to head (4abf82d) 77.59%.

Additional details and impacted files

@@             Coverage Diff              @@
##                1.x   #12040      +/-   ##
============================================
- Coverage     77.65%   77.59%   -0.06%     
- Complexity    58796    58809      +13     
============================================
  Files          4223     4223              
  Lines        253560   253560              
  Branches      38701    38701              
============================================
- Hits         196897   196756     -141     
- Misses        40666    40780     +114     
- Partials      15997    16024      +27     

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