feat: update code and math content_list

[e06084]

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Motivation

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Modification

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BC-breaking (Optional)

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If so, please describe how it breaks the compatibility and how the downstream projects should modify their code to keep compatibility with this PR.

Use cases (Optional)

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Checklist

Before PR:

• Pre-commit or other linting tools are used to fix the potential lint issues.
• Bug fixes are fully covered by unit tests, the case that causes the bug should be added in the unit tests.
• The modification is covered by complete unit tests. If not, please add more unit test to ensure the correctness.
• The documentation has been modified accordingly, like docstring or example tutorials.

After PR:

• If the modification has potential influence on downstream or other related projects, this PR should be tested with those projects.
• CLA has been signed and all committers have signed the CLA in this PR.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

@@            Coverage Diff             @@
##              dev     #590      +/-   ##
==========================================
- Coverage   90.97%   90.74%   -0.24%     
==========================================
  Files         102      105       +3     
  Lines        8890     9258     +368     
==========================================
+ Hits         8088     8401     +313     
- Misses        802      857      +55     

Files with missing lines	Coverage Δ
llm_web_kit/extractor/html/recognizer/cccode.py	96.07% <ø> (ø)
llm_web_kit/extractor/html/recognizer/ccmath.py	89.61% <ø> (-1.70%)	⬇️
llm_web_kit/input/datajson.py	86.22% <ø> (+1.53%)	⬆️

... and 10 files with indirect coverage changes

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