fix audit_id serial type to bigserial

[lengrongfu]

Thank you for contributing to Harbor!

Comprehensive Summary of your change

orm: PostgreSQL change auto to bigserial. https://github.com/beego/beego/releases/tag/v2.1.2

so upgrade beego version.

Issue being fixed

Fixes #(issue) #19302

Please indicate you've done the following:

• Well Written Title and Summary of the PR
• Label the PR as needed. "release-note/ignore-for-release, release-note/new-feature, release-note/update, release-note/enhancement, release-note/community, release-note/breaking-change, release-note/docs, release-note/infra, release-note/deprecation"
• Accepted the DCO. Commits without the DCO will delay acceptance.
• Made sure tests are passing and test coverage is added if needed.
• Considered the docs impact and opened a new docs issue or PR with docs changes if needed in website repository.

[codecov]

Codecov Report

Merging #19383 (1ec205e) into main (d0322df) will decrease coverage by 22.62%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##             main   #19383       +/-   ##
===========================================
- Coverage   67.45%   44.83%   -22.62%     
===========================================
  Files         988      244      -744     
  Lines      108732    13416    -95316     
  Branches     2752     2752               
===========================================
- Hits        73340     6015    -67325     
+ Misses      31446     7094    -24352     
+ Partials     3946      307     -3639     

Flag	Coverage Δ
unittests	44.83% <ø> (-22.62%)	⬇️

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see 747 files with indirect coverage changes

[zyyw]

@lengrongfu please fix the failed CI first. Thanks