fix: post publishing api is requested twice (#3619)

#### What type of PR is this?

/kind bug
/area console
/milestone 2.4.x

#### What this PR does / why we need it:

修复从文章列表打开设置之后保存会调用两次发布接口的问题。

#### Which issue(s) this PR fixes:

Fixes https://github.com/halo-dev/halo/issues/3615

#### Special notes for your reviewer:

测试从文章列表打开设置后保存是否会调用多次发布接口即可。

#### Does this PR introduce a user-facing change?

```release-note
修复 Console 端发布文章可能调用多次接口的问题。
```

console/src/modules/contents/posts/components/PostSettingModal.vue

@@ -107,10 +107,6 @@ const handleSaveClick = () => {
 };
 
 const handlePublishClick = () => {
-  if (!props.onlyEmit) {
-    handlePublish();
-  }
-
   submitType.value = "publish";
 
   nextTick(() => {