fix: 修复 grpc server panic 日志的 bug

[WTIFS]

Please provide issue(s) of this PR: Fixes # 修复问题：grpc server handler 报错时会触发 recover 函数体中的日志；而真正 panic 时不会打 panic 日志

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• [X] Does not have any user-facing changes. This may include API changes, behavior changes, performance improvements, etc.

[polaris-test-bot]

2023-09-11 15:11:13: =========TEST START========== 2023-09-11 15:47:53: [STANDALONE VERSION]PR autotest FAILED! We executed 47 test cases and 44 were passed. You can see test report in https://polaris-opentest-1306863770.cos.ap-guangzhou.myqcloud.com/pr1509725311/sta/qta-report.html and https://polaris-opentest-1306863770.cos.ap-guangzhou.myqcloud.com/pr1509725311/sta/ratelimit/qta-report.html 2023-09-11 15:47:56: [CLUSTER VERSION] PR autotest FAILED! We executed 39 test cases and 35 were passed. You can see test report in https://polaris-opentest-1306863770.cos.ap-guangzhou.myqcloud.com/pr1509725311/clu/qta-report.html 2023-09-11 15:48:00: [KUBENETES VERSION]PR autotest FAILED! We executed 39 test cases and 38 were passed. You can see test report in https://polaris-opentest-1306863770.cos.ap-guangzhou.myqcloud.com/pr1509725311/k8s/qta-report.html 2023-09-11 15:54:23: =========TEST START========== 2023-09-11 16:23:42: [STANDALONE VERSION]PR autotest FAILED! We executed 47 test cases and 45 were passed. You can see test report in https://polaris-opentest-1306863770.cos.ap-guangzhou.myqcloud.com/pr1509725311/sta/qta-report.html and https://polaris-opentest-1306863770.cos.ap-guangzhou.myqcloud.com/pr1509725311/sta/ratelimit/qta-report.html 2023-09-11 16:23:46: [CLUSTER VERSION] PR autotest FAILED! We executed 39 test cases and 37 were passed. You can see test report in https://polaris-opentest-1306863770.cos.ap-guangzhou.myqcloud.com/pr1509725311/clu/qta-report.html 2023-09-11 16:23:50: [KUBENETES VERSION]PR autotest FAILED! We executed 39 test cases and 38 were passed. You can see test report in https://polaris-opentest-1306863770.cos.ap-guangzhou.myqcloud.com/pr1509725311/k8s/qta-report.html

[codecov[bot]]

Codecov Report

Merging #1246 (75ed857) into main (97e3066) will increase coverage by 0.00%. The diff coverage is n/a.

@@           Coverage Diff           @@
##             main    #1246   +/-   ##
=======================================
  Coverage   55.81%   55.81%           
=======================================
  Files         179      179           
  Lines       32442    32442           
=======================================
+ Hits        18107    18108    +1     
- Misses      11978    11981    +3     
+ Partials     2357     2353    -4     

see 11 files with indirect coverage changes

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