chore: update greptime-proto to a11db14

[WenyXu]

I hereby agree to the terms of the GreptimeDB CLA.

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What's changed and what's your intention?

Update greptime-proto to a11db14

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

All modified and coverable lines are covered by tests ✅

Project coverage is 85.47%. Comparing base (15d7b97) to head (a92515b).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3942      +/-   ##
==========================================
- Coverage   85.77%   85.47%   -0.30%     
==========================================
  Files         968      968              
  Lines      166463   166463              
==========================================
- Hits       142782   142283     -499     
- Misses      23681    24180     +499