[ISSUE #4298] zombie -> pass update PENDING_SYNC

[iwangjie]

FIX #4298

Make sure that:

• You have read the contribution guidelines.
• You submit test cases (unit or integration tests) that back your changes.
• Your local test passed ./mvnw clean install -Dmaven.javadoc.skip=true.

[codecov-commenter]

Codecov Report

Merging #4430 (0e420f8) into master (60a5da4) will increase coverage by 0.01%.
The diff coverage is 0.00%.

@@             Coverage Diff              @@
##             master    #4430      +/-   ##
============================================
+ Coverage     67.99%   68.00%   +0.01%     
- Complexity     7533     7536       +3     
============================================
  Files          1026     1026              
  Lines         29100    29101       +1     
  Branches       2611     2611              
============================================
+ Hits          19787    19791       +4     
+ Misses         7753     7752       -1     
+ Partials       1560     1558       -2     

Impacted Files	Coverage Δ
...henyu/admin/service/impl/UpstreamCheckService.java	66.28% <0.00%> (+0.19%)	⬆️
...che/shenyu/sync/data/http/HttpSyncDataService.java	85.71% <0.00%> (-4.09%)	⬇️
...he/shenyu/plugin/grpc/client/ShenyuGrpcClient.java	12.00% <0.00%> (+4.00%)	⬆️
...ache/shenyu/plugin/grpc/cache/GrpcClientCache.java	100.00% <0.00%> (+31.25%)	⬆️

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