enhance: add streaming client metrics

[chyezh]

issue: #33285

[codecov]

Codecov Report

Attention: Patch coverage is 92.76650% with 57 lines in your changes missing coverage. Please review.

Project coverage is 82.44%. Comparing base (bd79106) to head (8955d01).
Report is 37 commits behind head on master.

Files with missing lines	Patch %	Lines
...l/streamingnode/server/wal/metricsutil/timetick.go	81.81%	6 Missing and 6 partials ⚠️
...l/interceptors/segment/manager/pchannel_manager.go	35.71%	9 Missing ⚠️
...distributed/streaming/internal/consumer/metrics.go	86.11%	2 Missing and 3 partials ⚠️
...distributed/streaming/internal/producer/metrics.go	89.13%	2 Missing and 3 partials ⚠️
...ternal/streamingnode/server/wal/metricsutil/txn.go	83.33%	2 Missing and 2 partials ⚠️
...l/streamingnode/server/wal/metricsutil/wal_scan.go	93.65%	4 Missing ⚠️
.../streamingnode/server/wal/metricsutil/wal_write.go	94.11%	3 Missing ⚠️
pkg/util/syncutil/closed_lock.go	75.00%	2 Missing and 1 partial ⚠️
...ver/wal/interceptors/segment/manager/seal_queue.go	93.10%	2 Missing ⚠️
...al/interceptors/segment/manager/segment_manager.go	85.71%	1 Missing and 1 partial ⚠️
... and 7 more

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #36523      +/-   ##
==========================================
+ Coverage   73.38%   82.44%   +9.06%     
==========================================
  Files        1281     1293      +12     
  Lines      151464   152207     +743     
==========================================
+ Hits       111153   125494   +14341     
+ Misses      35292    21684   -13608     
- Partials     5019     5029      +10     

Files with missing lines	Coverage Δ
...buted/streaming/internal/consumer/consumer_impl.go	89.18% <100.00%> (+2.52%)	⬆️
...distributed/streaming/internal/consumer/handler.go	100.00% <100.00%> (ø)
...ted/streaming/internal/consumer/message_handler.go	100.00% <ø> (ø)
...istributed/streaming/internal/producer/producer.go	88.04% <100.00%> (+0.98%)	⬆️
.../streamingcoord/server/balancer/channel/manager.go	98.40% <100.00%> (+0.18%)	⬆️
.../streamingcoord/server/balancer/channel/metrics.go	100.00% <100.00%> (ø)
...streamingcoord/server/balancer/channel/pchannel.go	100.00% <100.00%> (ø)
...ternal/streamingcoord/server/service/assignment.go	100.00% <100.00%> (ø)
...streamingnode/server/resource/idalloc/allocator.go	100.00% <100.00%> (ø)
internal/streamingnode/server/service/handler.go	69.23% <ø> (-7.24%)	⬇️
... and 40 more

... and 272 files with indirect coverage changes

[jaime0815]

The WALSegmentBytes metric also needs to be cleaned up.

[jaime0815]

/lgtm

[sre-ci-robot]

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