fix: the rawType of Content was not updated when switching editors

[intoyang]

What type of PR is this?

/kind bug

What this PR does / why we need it:

修复在新建文章时，首次切换编辑器后没有设置内容 rawType 资源为对应编辑器类型的问题。

Which issue(s) this PR fixes:

Fixes #3512

Special notes for your reviewer:

测试方式：

1. 安装任意一个编辑器插件，比如：https://github.com/halo-sigs/plugin-stackedit
2. 新建文章，选择安装的编辑器。
3. 发布文章。
4. 卸载或者停止编辑器。
5. 重新编辑刚刚创建的文章，如果提示 未找到符合 markdown 格式的编辑器，请检查是否已安装编辑器插件 则代表正常。

Does this PR introduce a user-facing change?

修复在新建文章时，首次切换编辑器后没有设置内容 rawType 资源为对应编辑器类型的问题。

[CLAassistant]

All committers have signed the CLA.

[LIlGG]

@intoyang 需要签署一下 CLA

[ruibaby]

这里也需要修改一下：

halo/console/src/modules/contents/pages/SinglePageEditor.vue

Lines 45 to 51 in f43888b

	const handleChangeEditorProvider = (provider: EditorProvider) => {
	currentEditorProvider.value = provider;
	storedEditorProviderName.value = provider.name;
	formState.value.page.metadata.annotations = {
	"content.halo.run/preferred-editor": provider.name,
	};
	};

[codecov]

Codecov Report

Merging #3516 (de57513) into main (f43888b) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##               main    #3516   +/-   ##
=========================================
  Coverage     61.60%   61.60%           
  Complexity     2509     2509           
=========================================
  Files           398      398           
  Lines         12695    12695           
  Branches       1019     1019           
=========================================
  Hits           7821     7821           
  Misses         4388     4388           
  Partials        486      486           

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[ruibaby]

/approve

[JohnNiang]

/lgtm

[f2c-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: JohnNiang, ruibaby

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• console/OWNERS [JohnNiang,ruibaby]

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[wan92hen]

cherry pick release-2.3?

[ruibaby]

cherry pick release-2.3?

halo-dev/console#904