feat: metasrvs nodeinfo

[fengjiachun]

I hereby agree to the terms of the GreptimeDB CLA.

Refer to a related PR or issue link (optional)

What's changed and what's your intention?

Allow to get metsrvs' node info (version and git_commit).

proto: GreptimeTeam/greptime-proto#163

Closes: #3843

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.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 71 lines in your changes are missing coverage. Please review.

Project coverage is 85.29%. Comparing base (154f561) to head (902c072).
Report is 4 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3873      +/-   ##
==========================================
- Coverage   85.60%   85.29%   -0.31%     
==========================================
  Files         952      952              
  Lines      163079   163290     +211     
==========================================
- Hits       139596   139283     -313     
- Misses      23483    24007     +524     

[killme2008]

LGTM