revert query_coord proto

[foxspy]

#24088

[mergify[bot]]

@foxspy E2e jenkins job failed, comment /run-cpu-e2e can trigger the job again.

[mergify[bot]]

@foxspy ut workflow job failed, comment rerun ut can trigger the job again.

[codecov[bot]]

Codecov Report

Merging #24089 (c4b7bb3) into master (4cd9f32) will decrease coverage by 0.06%. The diff coverage is n/a.

@@            Coverage Diff             @@
##           master   #24089      +/-   ##
==========================================
- Coverage   82.13%   82.08%   -0.06%     
==========================================
  Files         754      754              
  Lines       98668    98870     +202     
==========================================
+ Hits        81044    81160     +116     
- Misses      14644    14690      +46     
- Partials     2980     3020      +40     

Impacted Files	Coverage Δ
internal/querycoordv2/meta/coordinator_broker.go	48.12% <ø> (ø)

... and 22 files with indirect coverage changes

[czs007]

/approve /lgtm

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: czs007, foxspy

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• ~~internal/proto/OWNERS~~ [czs007]

Approvers can indicate their approval by writing /approve in a comment Approvers can cancel approval by writing /approve cancel in a comment