fix: uncomment lines

src/main/frontend/components/block.cljs

@@ -1709,12 +1709,10 @@
                     (block-drag-leave *move-to))
    :on-drop (fn [event]
               (block-drop event uuid block *move-to))
-
-   ;; :on-mouse-over (fn [e]
-   ;;                  (block-mouse-over e has-child? *control-show? block-id doc-mode?))
-   ;; :on-mouse-leave (fn [e]
-   ;;                   (block-mouse-leave e has-child? *control-show? block-id doc-mode?))
-   })
+   :on-mouse-over (fn [e]
+                    (block-mouse-over e has-child? *control-show? block-id doc-mode?))
+   :on-mouse-leave (fn [e]
+                     (block-mouse-leave e has-child? *control-show? block-id doc-mode?))})
 
 (defn- build-refs-data-value
   [block refs]