Merge pull request #53990 from nextcloud/backport/53964/stable31

[stable31] fix: Fix clearing unified search when modal is closed

Author: danxuliu

core/src/components/UnifiedSearch/UnifiedSearchModal.vue

@@ -329,7 +329,13 @@ export default defineComponent({
 		query: {
 			immediate: true,
 			handler() {
-				this.searchQuery = this.query.trim()
+				this.searchQuery = this.query
+			},
+		},
+
+		searchQuery: {
+			handler() {
+				this.$emit('update:query', this.searchQuery)
 			},
 		},
 	},