fix(codecov): use codecov/codecov-action@v4 instead of bash script

[sfwn]

What this PR does / why we need it:

Use codecov/codecov-action@v4 instead of bash script to upload codecov reports.

Which issue(s) this PR fixes:

• Erda Cloud Issue Link

Specified Reviewers:

/assign @chengjoey

ChangeLog

Language	Changelog
🇺🇸 English	use codecov-action@v4 to upload codecov reports
🇨🇳 中文	使用 codecov-action@v4 上传 codecov 报告

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 15.60%. Comparing base (45be470) to head (c65027b).
Report is 9 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #6407      +/-   ##
==========================================
- Coverage   15.60%   15.60%   -0.01%     
==========================================
  Files        3676     3677       +1     
  Lines      311745   311998     +253     
==========================================
+ Hits        48655    48675      +20     
- Misses     257627   257865     +238     
+ Partials     5463     5458       -5     

Flag	Coverage Δ
by-github-actions	15.60% <ø> (?)

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see 27 files with indirect coverage changes

[chengjoey]

good