ref(ui): New message for performance shared group badge (#40291)

Co-authored-by: Isabel <76437239+imatwawana@users.noreply.github.com>

static/app/views/sharedGroupDetails/sharedGroupHeader.tsx

@@ -30,7 +30,7 @@ const SharedGroupHeader = ({group}: Props) => (
             <FeatureBadge
               type="beta"
               title={t(
-                'Sharing Performance Issues is not yet full featured and may be missing context'
+                'Not all features have been implemented for shared Performance Issues and these issues may be missing context.'
               )}
             />
           )}