fix #7265 AbstractRegistryFactory#getRegistry and destroyAll methods compete for locks in multiple threads

[xiaoheng1]

What is the purpose of the change

fix AbstractRegistryFactory#getRegistry and destroyAll methods compete for locks in multiple threads

see #7265

Brief changelog

XXXXX

Verifying this change

XXXXX

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[AlbumenJ]

LGTM.

[codecov-io]

Codecov Report

Merging #7273 (8689123) into master (d0b894d) will decrease coverage by 0.96%.
The diff coverage is 71.42%.

@@             Coverage Diff              @@
##             master    #7273      +/-   ##
============================================
- Coverage     59.59%   58.63%   -0.97%     
+ Complexity      476      425      -51     
============================================
  Files          1042     1042              
  Lines         42363    42370       +7     
  Branches       6207     6209       +2     
============================================
- Hits          25247    24843     -404     
- Misses        14293    14736     +443     
+ Partials       2823     2791      -32     

Impacted Files	Coverage Δ	Complexity Δ
...fig/configcenter/TreePathDynamicConfiguration.java	77.14% <ø> (-2.86%)	0.00 <0.00> (ø)
...ter/support/apollo/ApolloDynamicConfiguration.java	0.00% <ø> (ø)	0.00 <0.00> (ø)
...gcenter/support/etcd/EtcdDynamicConfiguration.java	0.00% <ø> (ø)	0.00 <0.00> (ø)
...ubbo/registry/support/AbstractRegistryFactory.java	81.15% <71.42%> (-4.33%)	0.00 <0.00> (ø)
...java/org/apache/dubbo/remoting/etcd/Constants.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (ø%)
...e/dubbo/registry/consul/ConsulRegistryFactory.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-2.00%)
...metadata/store/etcd/EtcdMetadataReportFactory.java	0.00% <0.00%> (-100.00%)	0.00% <0.00%> (-2.00%)
.../apache/dubbo/remoting/etcd/jetcd/RetryNTimes.java	0.00% <0.00%> (-75.00%)	0.00% <0.00%> (ø%)
.../dubbo/metadata/store/etcd/EtcdMetadataReport.java	0.00% <0.00%> (-65.79%)	0.00% <0.00%> (-13.00%)
...g/apache/dubbo/registry/consul/ConsulRegistry.java	0.00% <0.00%> (-60.00%)	0.00% <0.00%> (-31.00%)
... and 38 more

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