fix #15892 [Bug] LEAK: ByteBuf.release() was not called before it's garbage-collected

[qxggg]

What is the purpose of the change?

see #15892

Fix ByteBuf leak in HttpOutputMessage by closing it on write failure. Maintains proper CompletableFuture completion and avoids Netty leak warnings.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 5 lines in your changes missing coverage. Please review.
✅ Project coverage is 60.74%. Comparing base (a3a35b5) to head (dbc2f39).

Files with missing lines	Patch %	Lines
...o/remoting/http12/netty4/h1/NettyHttp1Channel.java	0.00%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff            @@
##                3.3   #15917   +/-   ##
=========================================
  Coverage     60.74%   60.74%           
+ Complexity    11702    11701    -1     
=========================================
  Files          1938     1938           
  Lines         88694    88698    +4     
  Branches      13387    13387           
=========================================
+ Hits          53879    53883    +4     
+ Misses        29291    29285    -6     
- Partials       5524     5530    +6     

Flag	Coverage Δ
integration-tests-java21	32.44% <0.00%> (+0.06%)	⬆️
integration-tests-java8	32.44% <0.00%> (-0.09%)	⬇️
samples-tests-java21	32.01% <0.00%> (-0.01%)	⬇️
samples-tests-java8	29.69% <0.00%> (-0.01%)	⬇️
unit-tests-java11	59.04% <0.00%> (-0.01%)	⬇️
unit-tests-java17	58.53% <0.00%> (-0.01%)	⬇️
unit-tests-java21	58.51% <0.00%> (-0.01%)	⬇️
unit-tests-java25	58.48% <0.00%> (+<0.01%)	⬆️
unit-tests-java8	59.05% <0.00%> (+<0.01%)	⬆️

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[EarthChen]

LGTM