[Backport 2.x] add support for s390x architecture

[opensearch-trigger-bot[bot]]

Backport 517c19c9725e53663a280f9025679c2f9e659948 from #4001

[github-actions[bot]]

Gradle Check (Jenkins) Run Completed with:

• RESULT: SUCCESS :white_check_mark:
• URL: https://build.ci.opensearch.org/job/gradle-check/2897/
• CommitID: a9ed68ffddb528dcd07587c511e5a6cb967298f7

[codecov-commenter]

Codecov Report

Merging #4462 (a9ed68f) into 2.x (ceb0e17) will increase coverage by 0.01%. The diff coverage is 97.05%.

@@             Coverage Diff              @@
##                2.x    #4462      +/-   ##
============================================
+ Coverage     70.67%   70.68%   +0.01%     
+ Complexity    57179    57132      -47     
============================================
  Files          4585     4585              
  Lines        274506   274513       +7     
  Branches      40227    40229       +2     
============================================
+ Hits         193996   194043      +47     
+ Misses        64278    64205      -73     
- Partials      16232    16265      +33     

Impacted Files	Coverage Δ
...va/org/opensearch/index/engine/EngineTestCase.java	87.05% <66.66%> (+0.19%)	:arrow_up:
.../main/java/org/opensearch/gradle/Architecture.java	100.00% <100.00%> (+37.50%)	:arrow_up:
.../opensearch/gradle/DistributionDownloadPlugin.java	87.50% <100.00%> (+0.22%)	:arrow_up:
...ldSrc/src/main/java/org/opensearch/gradle/Jdk.java	61.84% <100.00%> (ø)
server/src/main/java/org/opensearch/Version.java	81.94% <100.00%> (-1.32%)	:arrow_down:
...ava/org/opensearch/bootstrap/SystemCallFilter.java	35.24% <100.00%> (+0.28%)	:arrow_up:
.../opensearch/index/engine/NRTReplicationEngine.java	76.92% <100.00%> (+1.08%)	:arrow_up:
...arch/index/engine/NRTReplicationReaderManager.java	87.50% <100.00%> (+0.54%)	:arrow_up:
...in/java/org/opensearch/index/shard/IndexShard.java	70.20% <100.00%> (-0.69%)	:arrow_down:
...g/opensearch/indices/recovery/MultiFileWriter.java	84.00% <100.00%> (+0.16%)	:arrow_up:
... and 472 more

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[dblock]

@pantovad care to do a manual backport please?

[saratvemulapalli]

@dblock am I missing something, why do we need a manual backport?

[dblock]

I must have dreamt a failure here. Merged.