feat(cdk: click-outside): add click-outside

[LaamGinghong]

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Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines
• Tests for the changes have been added/updated or not needed
• Docs and demo have been added/updated or not needed

PR Type

What kind of change does this PR introduce?

• Bugfix
• Feature
• Component style update
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• CI related changes
• Documentation content changes
• Application (the showcase website) / infrastructure changes
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What is the current behavior?

What is the new behavior?

Other information

[LaamGinghong]

cdk增加全局点击事件，之前当浮层的trigger是click的时候，只有重新点slot才会关闭浮层，现在增加点击全局也能关闭浮层，增加交互体验

[LaamGinghong]

@danranVm 请review

[codecov]

Codecov Report

Merging #207 (8c8becd) into main (67adb9d) will decrease coverage by 0.32%.
The diff coverage is 83.33%.

@@            Coverage Diff             @@
##             main     #207      +/-   ##
==========================================
- Coverage   95.73%   95.40%   -0.33%     
==========================================
  Files          96      112      +16     
  Lines        2016     2068      +52     
  Branches      377      379       +2     
==========================================
+ Hits         1930     1973      +43     
- Misses         39       45       +6     
- Partials       47       50       +3     

Impacted Files	Coverage Δ
packages/cdk/overlay/src/useOverlay.ts	89.58% <75.00%> (-1.14%)	⬇️
packages/cdk/click-outside/src/useClickOutside.ts	84.61% <84.61%> (ø)
packages/cdk/utils/dom.ts	87.09% <100.00%> (+0.88%)	⬆️
packages/components/affix/index.ts	100.00% <0.00%> (ø)
packages/components/input/index.ts	100.00% <0.00%> (ø)
packages/components/card/index.ts	100.00% <0.00%> (ø)
packages/components/timeline/index.ts	100.00% <0.00%> (ø)
packages/components/badge/index.ts	100.00% <0.00%> (ø)
packages/components/result/index.ts	100.00% <0.00%> (ø)
... and 9 more

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[LaamGinghong]

@danranVm 有空看看

[danranVm]

lgtm