fix: add keymap to solve the problem of not being able to delete the …

…list (#92)

#### What type of PR is this?

/kind bug

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

增加 keymap 扩展，用于解决列表组件无法使用退格键删除的问题。

See halo-dev/halo#5102

#### How to test it?

测试列表能否使用退格键删除

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

Fixes #91 

#### Does this PR introduce a user-facing change?
```release-note
修复瞬间编辑区域列表组件无法被删除的问题
```

console/package.json

@@ -11,7 +11,7 @@
     "@halo-dev/api-client": "^2.11.0",
     "@halo-dev/components": "^1.10.0",
     "@halo-dev/console-shared": "^2.11.0",
-    "@halo-dev/richtext-editor": "0.0.0-alpha.33",
+    "@halo-dev/richtext-editor": "^2.12.0",
     "@tanstack/vue-query": "^4.26.1",
     "@tiptap/suggestion": "^2.1.13",
     "@types/lodash.clonedeep": "^4.5.7",