fix: waitgroup in gorouting not done in time when list runtimes has error

[CeerDecy]

What this PR does / why we need it:

fix waitgroup in gorouting not done in time when list runtimes has error

Which issue(s) this PR fixes:

• Fixes #your-issue_number
• [Erda Cloud Issue Link](paste your link here)

Specified Reviewers:

/assign @iutx

ChangeLog

Language	Changelog
🇺🇸 English	fix waitgroup in gorouting not done in time when list runtimes has error
🇨🇳 中文	修复gorouting中的waitgroup没有在错误的时候done导致runtime界面卡主

Need cherry-pick to release versions?

Add comment like /cherry-pick release/1.0 when this PR is merged.

For details on the cherry pick process, see the cherry pick requests section under CONTRIBUTING.md.

[iutx]

@CeerDecy

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 37 lines in your changes missing coverage. Please review.

Project coverage is 15.11%. Comparing base (9aaa584) to head (73a961a).
Report is 12 commits behind head on master.

Files with missing lines	Patch %	Lines
...nal/tools/orchestrator/services/runtime/runtime.go	0.00%	37 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #6473      +/-   ##
==========================================
- Coverage   15.14%   15.11%   -0.03%     
==========================================
  Files        3674     3675       +1     
  Lines      376844   377006     +162     
==========================================
- Hits        57076    56990      -86     
- Misses     314307   314568     +261     
+ Partials     5461     5448      -13     

Flag	Coverage Δ
by-github-actions	15.11% <0.00%> (-0.03%)	⬇️

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

Files with missing lines	Coverage Δ
...nal/tools/orchestrator/services/runtime/runtime.go	13.05% <0.00%> (-0.07%)	⬇️

... and 23 files with indirect coverage changes

[iutx]

LGTM @sfwn