feat(NcActions): Emit closed event when the actions are fully closed

The flow is like:
1. Close the actions
2. `update:open` with `false` is emitted (+ deprecated 'close' event)
3. Actions popover closes (transistion)
4. `closed` is emitted

Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>

src/components/NcActions/NcActions.vue

@@ -1449,9 +1449,10 @@ export default {
 			this.$emit('update:open', false)
 
 			/**
-			 * Event emitted when the popover menu is closed
+			 * Event emitted when the popover menu is *being* closed.
+			 * @deprecated use `update:open` instead. This is always emitted the same time as `('update:open', false)`
 			 */
-			this.$emit('close')
+			 this.$emit('close')
 
 			// close everything
 			this.focusIndex = 0
@@ -1462,6 +1463,15 @@ export default {
 			}
 		},
 
+		onClosed() {
+			/**
+			 * Event emitted when the popover menu is closed.
+			 *
+			 * This event is emitted after `update:open` was emitted and the closing transition finished.
+			 */
+			 this.$emit('closed')
+		},
+
 		/**
 		 * Called when popover is shown after the show delay
 		 */
@@ -1922,6 +1932,7 @@ export default {
 						show: this.openMenu,
 						'apply-show': this.onOpen,
 						hide: this.closeMenu,
+						'apply-hide': this.onClosed,
 					},
 				},
 				[