Merge pull request #5526 from nextcloud/backport/5514/stable33

[stable33] fix(widget): hide sidebar in edit mode

Author: elzody

src/view/Office.vue

@@ -418,6 +418,10 @@ export default {
 					        accessKey: '2',
 				        })
 			        }
+
+					if (this.isEmbedded && this.hasWidgetEditingEnabled) {
+						this.sendPostMessage('Hide_Sidebar')
+					}
 				} else if (args.Status === 'Failed') {
 					this.loading = LOADING_STATE.FAILED
 					this.$emit('update:loaded', true)