fix bug of refresh cluster

[leizhiyuan]

Ⅰ. Describe what this PR did

Ⅱ. Does this pull request fix one issue?

fixes #1160

Ⅲ. Why don't you add test cases (unit test/integration test)?

Ⅳ. Describe how to verify it

Ⅴ. Special notes for reviews

[codecov-io]

Codecov Report

Merging #1222 into develop will increase coverage by <.01%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             develop   #1222      +/-   ##
============================================
+ Coverage       43.5%   43.5%   +<.01%     
  Complexity      1428    1428              
============================================
  Files            250     250              
  Lines          10218   10206      -12     
  Branches        1330    1318      -12     
============================================
- Hits            4445    4440       -5     
+ Misses          5188    5187       -1     
+ Partials         585     579       -6

Impacted Files	Coverage Δ	Complexity Δ
...very/registry/zk/ZookeeperRegisterServiceImpl.java	63.77% <0%> (-0.79%)	24% <0%> (ø)
...in/java/io/seata/server/session/BranchSession.java	78.86% <0%> (-0.05%)	41% <0%> (ø)
...a/io/seata/core/rpc/netty/MessageCodecHandler.java	0% <0%> (ø)	0% <0%> (ø)	⬇️
...n/java/io/seata/rm/datasource/ConnectionProxy.java	9.63% <0%> (+0.11%)	4% <0%> (ø)	⬇️
...server/store/file/FileTransactionStoreManager.java	47.03% <0%> (+0.34%)	19% <0%> (ø)	⬇️
...in/java/io/seata/server/session/GlobalSession.java	80.78% <0%> (+1.46%)	58% <0%> (ø)	⬇️

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[slievrly]

I think if it is not the application we are concerned about, we should ignore it, so we add an application judgment in front of it, this parameter is passed in through the file.

[slievrly]

LGTM

[xingfudeshi]

LGTM