[Campaign] Replace Map, List, and Set in org.opensearch.common.collect with java.util references

[kotwanikunal]

Is your feature request related to a problem?
Coming from opensearch-project/OpenSearch#6609. The listed classes have already been deprecated as a part of 2.7 and will be dropped with 3.0 release.

What solution would you like?
Replace instances of Map, List and Set from org.opensearch.common.collect with the corresponding java.util references

Do you have any additional context?

• k-NN/src/test/java/org/opensearch/knn/index/codec/KNNCodecTestUtil.java

  Line 35 in e1d2e45

  import org.opensearch.common.collect.Set;

[kotwanikunal]

@naveentatikonda Looks like the changes were merged. Can we close this issue out?

[naveentatikonda]

@kotwanikunal I'm waiting on the backport PR to be merged to 2.x branch #825.
Will close the issue once it is merged.