doc(Pre): add ignoreUnescapedHTML config

[ArgoZhang]

add ignoreUnescapedHTML config

Summary of the changes (Less than 80 chars)

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Description

fixes #4488

Regression?

• Yes
• No

[If yes, specify the version the behavior has regressed from]

[是否影响老版本]

Risk

• High
• Medium
• Low

[Justify the selection above]

Verification

• Manual (required)
• Automated

Packaging changes reviewed?

• Yes
• No
• N/A

☑️ Self Check before Merge

⚠️ Please check all items below before review. ⚠️

• Doc is updated/provided or not needed
• Demo is updated/provided or not needed
• Merge the latest code from the main branch

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (c45180a) to head (3802b93).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff            @@
##             main     #4489   +/-   ##
========================================
  Coverage   99.99%   100.00%           
========================================
  Files         619       619           
  Lines       26718     26717    -1     
  Branches     3891      3890    -1     
========================================
  Hits        26717     26717           
+ Partials        1         0    -1     

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