ci: replace pull-request actions with cyborg

[tisonkun]

I hereby agree to the terms of the GreptimeDB CLA.

Refer to a related PR or issue link (optional)

This refers to #3849.

What's changed and what's your intention?

Reduce external actions dependencies.

You can see https://github.com/tisonkun/greptimedb/actions/workflows/semantic-pull-request.yml for examples.

Checklist

• I have written the necessary rustdoc comments.
• I have added the necessary unit tests and integration tests.
• This PR does not require documentation updates.

[tisonkun]

https://github.com/tisonkun/greptimedb/actions/workflows/semantic-pull-request.yml showcases the action's manner.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 85.28%. Comparing base (2748cec) to head (b39eee0).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3854      +/-   ##
==========================================
- Coverage   85.60%   85.28%   -0.33%     
==========================================
  Files         955      955              
  Lines      163262   163262              
==========================================
- Hits       139764   139237     -527     
- Misses      23498    24025     +527