Fixed: Add tooltip to tag delete button when in use

Co-Authored-By: Mark McDowall <markus101@users.noreply.github.com>

frontend/src/Settings/Tags/Details/TagDetailsModalContent.js

@@ -163,6 +163,7 @@ function TagDetailsModalContent(props) {
           <Button
             className={styles.deleteButton}
             kind={kinds.DANGER}
+            title={isTagUsed ? 'Cannot be deleted while in use' : undefined}
             isDisabled={isTagUsed}
             onPress={onDeleteTagPress}
           >