fix: not update token when http port already bind

[simlecode]

关联的Issues (Related Issues)

close filecoin-project/venus#6048

改动 (Proposed Changes)

附注 (Additional Info)

自查清单 (Checklist)

在你认为本 PR 满足被审阅的标准之前，需要确保 / Before you mark the PR ready for review, please make sure that:

• 符合Venus项目管理规范中关于PR的相关标准 / The PR follows the PR standards set out in the Venus project management guidelines
• 具有清晰明确的commit message / All commits have a clear commit message.
• 包含相关的的测试用例或者不需要新增测试用例 / This PR has tests for new functionality or change in behaviour or not need to add new tests.
• 包含相关的的指南以及文档或者不需要新增文档 / This PR has updated usage guidelines and documentation or not need
• 通过必要的检查项 / All checks are green

[codecov-commenter]

Codecov Report

Merging #367 (6786995) into master (1374b9e) will not change coverage.
The diff coverage is 0.00%.

❗ Your organization needs to install the Codecov GitHub app to enable full functionality.

@@           Coverage Diff           @@
##           master     #367   +/-   ##
=======================================
  Coverage   53.85%   53.85%           
=======================================
  Files          74       74           
  Lines        8165     8165           
=======================================
  Hits         4397     4397           
  Misses       3416     3416           
  Partials      352      352           

Flag	Coverage Δ
unittests	53.85% <0.00%> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
main.go	0.00% <0.00%> (ø)

[LinZexiao]

LGTM