Merge pull request #6900 from ORCID/8869-qa-hide-source-sorting-behind-a-togglz

feature: Add `SOURCE_SORTING` togglz

Author: amontenegro

orcid-core/src/main/java/org/orcid/core/togglz/Features.java

@@ -5,6 +5,9 @@
 import org.togglz.core.context.FeatureContext;
 
 public enum Features implements Feature {
+    @Label("Source sorting")
+    SOURCE_SORTING,
+
     @Label("Professional activities")
     PROFESSIONAL_ACTIVITIES,
 
@@ -14,7 +17,6 @@ public enum Features implements Feature {
     @Label("New Developer tools")
     NEW_DEVELOPER_TOOLS,
 
-
     @Label("Stop sending notification if work has not been updated")
     STOP_SENDING_NOTIFICATION_WORK_NOT_UPDATED,