[Backport 2.x] Fix non-x64 bwc build targets

[opensearch-trigger-bot[bot]]

Backport 9f790ee1e89063fd38501e64faf1df7109b3f4ec from #16575.

[github-actions[bot]]

:white_check_mark: Gradle check result for d0d98ac206b97842b2f2f45d0e3209d78db2fe1b: SUCCESS

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 6 lines in your changes missing coverage. Please review.

Project coverage is 71.85%. Comparing base (dc4a5f4) to head (d0d98ac). Report is 3 commits behind head on 2.x.

Files with missing lines	Patch %	Lines
...e/internal/InternalDistributionBwcSetupPlugin.java	0.00%	6 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## 2.x #16584 +/- ## ============================================ + Coverage 71.78% 71.85% +0.06% - Complexity 65361 65385 +24 ============================================ Files 5313 5313 Lines 305089 305102 +13 Branches 44452 44454 +2 ============================================ + Hits 219015 219219 +204 + Misses 67796 67582 -214 - Partials 18278 18301 +23 ```

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