feat(editor): Supress validation errors for freshly added nodes (#5149)

* feat(editor): Supress validation errors when node is added from node creator

* Supress initial errors also for resource locator inputs

* Use nodeMetadata prop to store node's `pristine` state

* Revert `setNodeParameters` check for `nodeMetadata`

* Rename getIsNodePristine to isNodePristine

packages/editor-ui/src/components/ResourceLocator/ResourceLocator.vue

@@ -684,6 +684,7 @@ export default mixins(debounceHelper, workflowHelpers, nodeHelpers).extend({
 			if (!this.isSearchable || this.currentQueryError) {
 				this.showResourceDropdown = false;
 			}
+			this.$emit('blur');
 		},
 	},
 });