remove offline server ip

[songxiaosheng]

Fixes #ISSUSE_ID.

• fix 怎么清理垃圾数据 #2239
• fix Change the ip node under servers to a temporary node #2229
• fix how to delete data in /servers #2241

Changes proposed in this pull request:

• support remove offline serverIp logic

[songxiaosheng]

@TeslaCN PATL

[TeslaCN]

Could we add an option for this? Sometimes we may set server disable in non-container environment.

[songxiaosheng]

Could we add an option for this? Sometimes we may set server disable in non-container environment.

This is compatible, no stateful nodes are removed, and the existing state does not remove the recommended hosting state.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 43.47826% with 13 lines in your changes missing coverage. Please review.

Project coverage is 84.52%. Comparing base (9afe466) to head (8f557e9).
Report is 195 commits behind head on master.

Files with missing lines	Patch %	Lines
...elasticjob/lite/internal/server/ServerService.java	40.90%	9 Missing and 4 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #2251      +/-   ##
============================================
- Coverage     84.69%   84.52%   -0.17%     
- Complexity     1927     1931       +4     
============================================
  Files           287      287              
  Lines          6317     6340      +23     
  Branches        700      704       +4     
============================================
+ Hits           5350     5359       +9     
- Misses          646      658      +12     
- Partials        321      323       +2     

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