Simplify apply by handling membership apply through the same applyV3 stack

[serathius]

/cc @ahrtr @fuweid @siyuanfoundation

[serathius]

/retest

[codecov]

Codecov Report

Attention: Patch coverage is 73.33333% with 8 lines in your changes missing coverage. Please review.

Project coverage is 64.75%. Comparing base (3cf32c0) to head (a3635cd).
Report is 13 commits behind head on main.

❗ Current head a3635cd differs from pull request most recent head a286590

Please upload reports for the commit a286590 to get more accurate results.

Files with missing lines	Patch %	Lines
server/etcdserver/apply/uber_applier.go	68.18%	7 Missing ⚠️
server/etcdserver/apply/apply.go	80.00%	1 Missing ⚠️

Additional details and impacted files

Files with missing lines	Coverage Δ
server/etcdserver/apply/apply_auth.go	100.00% <100.00%> (ø)
server/etcdserver/server.go	82.79% <100.00%> (+0.45%)	⬆️
server/etcdserver/apply/apply.go	77.52% <80.00%> (-0.51%)	⬇️
server/etcdserver/apply/uber_applier.go	83.09% <68.18%> (-3.09%)	⬇️

... and 73 files with indirect coverage changes

@@            Coverage Diff             @@
##             main   #19813      +/-   ##
==========================================
- Coverage   68.84%   64.75%   -4.10%     
==========================================
  Files         421      421              
  Lines       35863    35844      -19     
==========================================
- Hits        24690    23210    -1480     
- Misses       9747    11229    +1482     
+ Partials     1426     1405      -21     

---

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[serathius]

PTAL @fuweid

[serathius]

/retest

[serathius]

/retest

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: fuweid, serathius

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[serathius]

/retest

[k8s-ci-robot]

@serathius: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-etcd-coverage-report	a286590	link	true	/test pull-etcd-coverage-report

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

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