Revert clear response operation of timeoutfilter

[CrazyHZM]

Signed-off-by: crazyhzm crazyhzm@gmail.com

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[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
1 Code Smell

No Coverage information
No Duplication information

[codecov-commenter]

Codecov Report

Merging #11562 (b318e7a) into 3.1 (1ab11d3) will increase coverage by 0.01%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##                3.1   #11562      +/-   ##
============================================
+ Coverage     64.64%   64.66%   +0.01%     
  Complexity       14       14              
============================================
  Files          1431     1431              
  Lines         59975    59974       -1     
  Branches       8808     8808              
============================================
+ Hits          38770    38780      +10     
+ Misses        17133    17117      -16     
- Partials       4072     4077       +5     

Impacted Files	Coverage Δ
...ava/org/apache/dubbo/rpc/filter/TimeoutFilter.java	41.66% <ø> (+3.20%)	⬆️
...gistrycenter/processor/ZookeeperUnixProcessor.java	60.71% <0.00%> (-17.86%)	⬇️
...g/apache/dubbo/remoting/api/ConnectionHandler.java	51.51% <0.00%> (-9.10%)	⬇️
...bbo/rpc/cluster/support/ForkingClusterInvoker.java	83.33% <0.00%> (-4.77%)	⬇️
.../apache/dubbo/remoting/transport/AbstractPeer.java	67.39% <0.00%> (-4.35%)	⬇️
...ache/dubbo/common/extension/ExtensionDirector.java	93.33% <0.00%> (-3.34%)	⬇️
.../src/main/java/org/apache/dubbo/rpc/RpcStatus.java	80.95% <0.00%> (-1.20%)	⬇️
.../dubbo/remoting/transport/netty4/NettyChannel.java	72.64% <0.00%> (-0.95%)	⬇️
...apache/dubbo/common/extension/ExtensionLoader.java	79.32% <0.00%> (-0.16%)	⬇️
...e/dubbo/remoting/transport/netty/NettyChannel.java	52.27% <0.00%> (+1.13%)	⬆️
... and 9 more

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