[Backport 2.1] Correct typo: Rutime -> Runtime

[opensearch-trigger-bot]

Backport fde2853 from #3896

[github-actions]

Gradle Check (Jenkins) Run Completed with:

• RESULT: UNSTABLE ❌
• URL: https://build.ci.opensearch.org/job/gradle-check/590/
• CommitID: cc80e79

[codecov-commenter]

Codecov Report

Merging #3900 (fde2853) into 2.1 (cd6493f) will decrease coverage by 0.06%.
The diff coverage is 67.64%.

❗ Current head fde2853 differs from pull request most recent head cc80e79. Consider uploading reports for the commit cc80e79 to get more accurate results

@@             Coverage Diff              @@
##                2.1    #3900      +/-   ##
============================================
- Coverage     70.63%   70.57%   -0.07%     
- Complexity    56382    56701     +319     
============================================
  Files          4515     4557      +42     
  Lines        271418   272732    +1314     
  Branches      39958    40044      +86     
============================================
+ Hits         191728   192471     +743     
- Misses        63585    64022     +437     
- Partials      16105    16239     +134     

Impacted Files	Coverage Δ
...ark/time/NanoTimeVsCurrentTimeMillisBenchmark.java	0.00% <0.00%> (ø)
...nsearch/gradle/precommit/LicenseHeadersTask.groovy	0.00% <ø> (ø)
.../java/org/opensearch/gradle/JdkDownloadPlugin.java	37.36% <0.00%> (ø)
...ensearch/gradle/precommit/FilePermissionsTask.java	78.78% <ø> (ø)
...search/gradle/precommit/ForbiddenPatternsTask.java	88.40% <ø> (ø)
...g/opensearch/gradle/precommit/LoggerUsageTask.java	0.00% <ø> (ø)
...ensearch/gradle/precommit/ThirdPartyAuditTask.java	0.00% <0.00%> (ø)
...ensearch/gradle/tar/SymbolicLinkPreservingTar.java	0.00% <0.00%> (ø)
...a/org/opensearch/gradle/test/DistroTestPlugin.java	0.00% <ø> (ø)
...g/opensearch/gradle/test/rest/CopyRestApiTask.java	0.00% <ø> (ø)
... and 716 more

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[github-actions]

Gradle Check (Jenkins) Run Completed with:

• RESULT: SUCCESS ✅
• URL: https://build.ci.opensearch.org/job/gradle-check/596/
• CommitID: cc80e79