enhance: add broadcast for streaming service

[chyezh]

issue: #38399
pr: #39020

• Add new rpc for transfer broadcast to streaming coord
• Add broadcast service at streaming coord to make broadcast message sent automicly

also cherry pick the pr #38400

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[mergify]

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

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@chyezh go-sdk check failed, comment rerun go-sdk can trigger the job again.

[codecov]

Codecov Report

Attention: Patch coverage is 73.11475% with 164 lines in your changes missing coverage. Please review.

Project coverage is 81.06%. Comparing base (6f1febe) to head (1a4b760).
Report is 1 commits behind head on 2.5.

Files with missing lines	Patch %	Lines
.../streamingcoord/client/broadcast/broadcast_impl.go	15.62%	27 Missing ⚠️
...eamingcoord/server/broadcaster/broadcaster_impl.go	83.08%	18 Missing and 5 partials ⚠️
pkg/streaming/util/message/builder.go	58.33%	11 Missing and 9 partials ⚠️
internal/distributed/streamingnode/service.go	60.00%	12 Missing and 6 partials ⚠️
...nternal/streamingcoord/server/service/broadcast.go	22.22%	14 Missing ⚠️
...ingnode/server/flusher/flusherimpl/flusher_impl.go	75.00%	8 Missing and 4 partials ⚠️
pkg/streaming/util/message/message_impl.go	79.48%	4 Missing and 4 partials ⚠️
internal/streamingcoord/server/server.go	65.00%	5 Missing and 2 partials ⚠️
internal/metastore/kv/streamingcoord/kv_catalog.go	78.57%	4 Missing and 2 partials ⚠️
...ode/server/flusher/flusherimpl/channel_lifetime.go	45.45%	4 Missing and 2 partials ⚠️
... and 7 more

Additional details and impacted files

@@             Coverage Diff             @@
##              2.5   #39047       +/-   ##
===========================================
+ Coverage   69.43%   81.06%   +11.63%     
===========================================
  Files         294     1388     +1094     
  Lines       26429   196073   +169644     
===========================================
+ Hits        18351   158951   +140600     
- Misses       8078    31530    +23452     
- Partials        0     5592     +5592     

Components	Coverage Δ
Client	78.26% <ø> (∅)
Core	69.43% <ø> (ø)
Go	83.04% <73.11%> (∅)

Files with missing lines	Coverage Δ
internal/distributed/streaming/streaming.go	100.00% <ø> (ø)
internal/distributed/streaming/wal.go	64.22% <100.00%> (ø)
internal/metastore/catalog.go	100.00% <ø> (ø)
internal/streamingcoord/client/client.go	96.82% <100.00%> (ø)
...reamingcoord/server/broadcaster/append_operator.go	100.00% <100.00%> (ø)
internal/streamingcoord/server/broadcaster/task.go	100.00% <100.00%> (ø)
internal/streamingcoord/server/builder.go	100.00% <100.00%> (ø)
...nternal/streamingcoord/server/resource/resource.go	95.91% <100.00%> (ø)
internal/streamingnode/server/builder.go	100.00% <100.00%> (ø)
internal/streamingnode/server/resource/resource.go	88.40% <100.00%> (ø)
... and 27 more

... and 1057 files with indirect coverage changes

[mergify]

@chyezh go-sdk check failed, comment rerun go-sdk can trigger the job again.

[chyezh]

rerun go-sdk