[PLAT-13794]: Hide autoflags from user while listing gflags in UI.

Summary: Hide autoflags from users while listing gflags in UI.

Test Plan: validated in UI that autoflags are not available in UI after changes.

Reviewers: asharma, #yba-api-review, dkumar

Reviewed By: asharma, #yba-api-review, dkumar

Subscribers: yugaware

Differential Revision: https://phorge.dev.yugabyte.com/D34719

managed/src/main/java/com/yugabyte/yw/controllers/handlers/GFlagsValidationHandler.java

@@ -38,7 +38,8 @@ public class GFlagsValidationHandler {
 
   public static final Logger LOG = LoggerFactory.getLogger(GFlagsValidationHandler.class);
 
-  public static final Set<String> GFLAGS_FILTER_TAGS = ImmutableSet.of("experimental", "hidden");
+  public static final Set<String> GFLAGS_FILTER_TAGS =
+      ImmutableSet.of("experimental", "hidden", "auto");
 
   public static final Set<Pattern> GFLAGS_FILTER_PATTERN =
       ImmutableSet.of(