[GitHub] [spark] iRakson opened a new pull request #26310: Executor plugin

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iRakson opened a new pull request #26310: Executor plugin
URL: https://github.com/apache/spark/pull/26310
 
 
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   ### What changes were proposed in this pull request?
   Added a shutdown hook which will make sure that shutdown method of executor plugin will get called.
   
   ### Why are the changes needed?
   When dynamic allocation is enabled and executors get killed after idle time out, shutdown method of executor plugin is not getting called.
   
   
   ### Does this PR introduce any user-facing change?
   No
   
   ### How was this patch tested?
   Manual Testing.

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