Fix the bug that the doRemoveListener method does not remove the listener correctly

[BurningCN]

issue #7807

[codecov-commenter]

Codecov Report

Merging #7806 (5584490) into master (e845e16) will increase coverage by 0.13%.
The diff coverage is 0.00%.

@@             Coverage Diff              @@
##             master    #7806      +/-   ##
============================================
+ Coverage     59.28%   59.41%   +0.13%     
- Complexity      529      554      +25     
============================================
  Files          1077     1086       +9     
  Lines         43565    43800     +235     
  Branches       6368     6391      +23     
============================================
+ Hits          25826    26023     +197     
- Misses        14879    14906      +27     
- Partials       2860     2871      +11     

Impacted Files	Coverage Δ	Complexity Δ
...pport/zookeeper/ZookeeperDynamicConfiguration.java	60.00% <0.00%> (ø)	0.00 <0.00> (ø)
...bo/rpc/cluster/support/FailbackClusterInvoker.java	52.45% <0.00%> (-18.04%)	0.00% <0.00%> (ø%)
...va/org/apache/dubbo/rpc/support/ProtocolUtils.java	61.53% <0.00%> (-8.03%)	0.00% <0.00%> (ø%)
...dubbo/remoting/exchange/support/DefaultFuture.java	80.34% <0.00%> (-6.84%)	0.00% <0.00%> (ø%)
.../rpc/protocol/dubbo/LazyConnectExchangeClient.java	49.45% <0.00%> (-4.40%)	0.00% <0.00%> (ø%)
.../apache/dubbo/remoting/transport/AbstractPeer.java	58.69% <0.00%> (-4.35%)	0.00% <0.00%> (ø%)
...he/dubbo/remoting/transport/netty/NettyServer.java	70.17% <0.00%> (-3.51%)	8.00% <0.00%> (-1.00%)
...ava/org/apache/dubbo/rpc/filter/GenericFilter.java	37.70% <0.00%> (-3.37%)	0.00% <0.00%> (ø%)
...ain/java/org/apache/dubbo/config/MethodConfig.java	95.65% <0.00%> (-3.09%)	0.00% <0.00%> (ø%)
...fig/configcenter/TreePathDynamicConfiguration.java	77.14% <0.00%> (-2.86%)	0.00% <0.00%> (ø%)
... and 65 more

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