Remove unused @UpdateForV9 owners (#122748)

Several teams have completed all outstanding `@UpdateForV9` tasks, so
this commit removes the corresponding `Owner` symbols.

Author: DaveCTurner

libs/core/src/main/java/org/elasticsearch/core/UpdateForV9.java

@@ -24,14 +24,11 @@
     enum Owner {
         CORE_INFRA,
         DATA_MANAGEMENT,
-        DISTRIBUTED_COORDINATION,
         DISTRIBUTED_INDEXING,
         ENTERPRISE_SEARCH,
         MACHINE_LEARNING,
         PROFILING,
         SEARCH_ANALYTICS,
-        SEARCH_FOUNDATIONS,
-        SEARCH_RELEVANCE,
         SECURITY,
     }