Fix: 修复结构化并发子依赖取消缓存问题

[yanyongyu]

No description provided.

[github-actions]

🚀 Deployed to https://deploy-preview-3084--nonebot2.netlify.app

[codecov]

Codecov Report

Attention: Patch coverage is 80.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 93.84%. Comparing base (be732cf) to head (4e80e88).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
nonebot/internal/params.py	75.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3084      +/-   ##
==========================================
- Coverage   93.95%   93.84%   -0.12%     
==========================================
  Files          48       48              
  Lines        4186     4192       +6     
==========================================
+ Hits         3933     3934       +1     
- Misses        253      258       +5     

Flag	Coverage Δ
unittests	93.84% <80.00%> (-0.12%)	⬇️

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