fix(editor): 数据源参数、请求头、请求体无法删除

fix #543

packages/editor/src/fields/KeyValue.vue

@@ -91,5 +91,6 @@ const addHandler = () => {
 
 const deleteHandler = (index: number) => {
   records.value.splice(index, 1);
+  emit('change', getValue());
 };
 </script>

packages/editor/src/layouts/CodeEditor.vue

@@ -47,6 +47,7 @@ const props = withDefaults(
     parse?: boolean;
   }>(),
   {
+    initValues: '',
     autoSave: true,
     language: 'javascript',
     options: () => ({