feat: add an extension to switch link in the editor

[LIlGG]

What type of PR is this?

/kind feature

What this PR does / why we need it:

增加对链接进行切换为卡片的功能，包括从卡片切换为链接。

How to test it?

测试在编辑器中进行链接与卡片之间的切换是否有效。

Does this PR introduce a user-facing change?

增加对链接进行切换为卡片的功能

[f2c-ci-robot]

@LIlGG: The label(s) kind/feature cannot be applied, because the repository doesn't have them.

In response to this:

What type of PR is this?

/kind feature

What this PR does / why we need it:

增加对链接进行切换为卡片的功能，包括从卡片切换为链接。

How to test it?

测试在编辑器中进行链接与卡片之间的切换是否有效。

Does this PR introduce a user-facing change?

增加对链接进行切换为卡片的功能

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[f2c-ci-robot]

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