Remove IndicesOptions#includeDataStreams. (#56162)

This enum option can now be removed,
since #56034 has been backported via #56151

Relates to #53100

server/src/main/java/org/elasticsearch/action/support/IndicesOptions.java

@@ -102,8 +102,7 @@ public class IndicesOptions implements ToXContentFragment {
         ALLOW_NO_INDICES,
         FORBID_ALIASES_TO_MULTIPLE_INDICES,
         FORBID_CLOSED_INDICES,
-        IGNORE_THROTTLED,
-        INCLUDE_DATA_STREAMS; // Remove once backporting #56034 to 7.x branch
+        IGNORE_THROTTLED;
 
         public static final EnumSet<Option> NONE = EnumSet.noneOf(Option.class);
     }