enhance: fix label and reintroduce click handler

src/main/frontend/components/content.cljs

@@ -206,7 +206,7 @@
           {:key      "Copy as"
            :on-click (fn [_]
                        (state/set-modal! #(export/export-blocks [block-id])))}
-          "Copy as")
+          "Copy as...")
 
          (ui/menu-link
           {:key      "Cut"

src/main/frontend/components/sidebar.cljs

@@ -538,6 +538,7 @@
   rum/reactive
   (mixins/event-mixin
    (fn [state]
+     (mixins/listen state js/window "click" hide-context-menu-and-clear-selection)
      (mixins/listen state js/window "keydown"
                     (fn [e]
                       (when (= 27 (.-keyCode e))