formatting code

[m1ngyuan]

What is the purpose of the change

Brief changelog

Verifying this change

Checklist

• Make sure there is a GitHub_issue field for the change (usually before you start working on it). Trivial changes like typos do not require a GitHub issue. Your pull request should address just this issue, without pulling in other changes - one PR resolves one issue.
• Each commit in the pull request should have a meaningful subject line and body.
• Write a pull request description that is detailed enough to understand what the pull request does, how, and why.
• Check if is necessary to patch to Dubbo 3 if you are work on Dubbo 2.7
• Write necessary unit-test to verify your logic correction, more mock a little better when cross module dependency exist. If the new feature or significant change is committed, please remember to add sample in dubbo samples project.
• Add some description to dubbo-website project if you are requesting to add a feature.
• GitHub Actions works fine on your own branch.
• If this contribution is large, please follow the Software Donation Guide.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 96.66667% with 1 line in your changes missing coverage. Please review.

Project coverage is 60.82%. Comparing base (f7cfe6e) to head (fa97093).
Report is 994 commits behind head on 3.0.

Files with missing lines	Patch %	Lines
...egistry/kubernetes/util/KubernetesConfigUtils.java	96.66%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##                3.0    #8048      +/-   ##
============================================
- Coverage     60.85%   60.82%   -0.04%     
+ Complexity      313      312       -1     
============================================
  Files          1070     1070              
  Lines         44859    44832      -27     
  Branches       6699     6699              
============================================
- Hits          27299    27267      -32     
- Misses        14551    14555       +4     
- Partials       3009     3010       +1     

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