fix: fix RouterLabelRestTemplateInterceptor add response headers exception with httpclient5

[fuyuwei01]

PR Type

Describe what this PR does for and how you did.

Adding the issue link (#xxx) if possible.

Note

Checklist

• Add information of this PR to CHANGELOG.md in root of project.
• Add documentation in javadoc or comment below the PR if necessary.

Checklist (Optional)

• Will pull request to branch of 2023.
• Will pull request to branch of 2022.
• Will pull request to branch of 2021.
• Will pull request to branch of 2020.
• Will pull request to branch of hoxton.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Please upload report for BASE (2020@05af519). Learn more about missing BASE report.

Additional details and impacted files

@@           Coverage Diff           @@
##             2020    #1376   +/-   ##
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  Coverage        ?   76.86%           
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  Files           ?      256           
  Lines           ?     5715           
  Branches        ?      699           
=======================================
  Hits            ?     4393           
  Misses          ?      936           
  Partials        ?      386           

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