[3.1] fix metrics path not work

[FoghostCn]

fix metrics path not work

[sonarcloud]

Quality Gate passed

Kudos, no new issues were introduced!

0 New issues
0 Security Hotspots
No data about Coverage
No data about Duplication

See analysis details on SonarCloud

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (8995898) 44.73% compared to head (392366c) 44.87%.

❗ Current head 392366c differs from pull request most recent head f3e138b. Consider uploading reports for the commit f3e138b to get more accurate results

Additional details and impacted files

@@               Coverage Diff               @@
##           release-3.1    #2553      +/-   ##
===============================================
+ Coverage        44.73%   44.87%   +0.13%     
===============================================
  Files              270      270              
  Lines            18366    18366              
===============================================
+ Hits              8216     8241      +25     
+ Misses            9266     9237      -29     
- Partials           884      888       +4     

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[chickenlj]

LGTM.