fix removeSecondaryStorageSelector response for docs (#9264)

Co-authored-by: Ahmed Awlaqi <ahmed.awlaqi@sue.nl>

Author: ahmedali6

api/src/main/java/org/apache/cloudstack/api/command/admin/storage/heuristics/RemoveSecondaryStorageSelectorCmd.java

@@ -27,7 +27,7 @@
 import org.apache.cloudstack.secstorage.heuristics.Heuristic;
 
 @APICommand(name = "removeSecondaryStorageSelector", description = "Removes an existing secondary storage selector.", since = "4.19.0", responseObject =
-        SecondaryStorageHeuristicsResponse.class, requestHasSensitiveInfo = false, entityType = {Heuristic.class}, responseHasSensitiveInfo = false, authorized = {RoleType.Admin})
+        SuccessResponse.class, requestHasSensitiveInfo = false, entityType = {Heuristic.class}, responseHasSensitiveInfo = false, authorized = {RoleType.Admin})
 public class RemoveSecondaryStorageSelectorCmd extends BaseCmd {
     @Parameter(name = ApiConstants.ID, type = BaseCmd.CommandType.UUID, entityType = SecondaryStorageHeuristicsResponse.class, required = true,
             description = "The unique identifier of the secondary storage selector to be removed.")