fix timeout issue of read_until in pyserial.

[zhangyang2057]

No description provided.

[github-actions]

Test Results

5 591 tests  ±0   5 591 ✔️ ±0   11m 49s ⏱️ + 2m 42s
       6 suites ±0          0 💤 ±0 
       6 files   ±0          0 ❌ ±0 

Results for commit 792fb11. ± Comparison against base commit 8512637.

♻️ This comment has been updated with latest results.

[codecov]

Codecov Report

All modified lines are covered by tests ✅

Comparison is base (8512637) 79.22% compared to head (792fb11) 79.22%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1101   +/-   ##
=======================================
  Coverage   79.22%   79.22%           
=======================================
  Files         689      689           
  Lines       24267    24267           
=======================================
  Hits        19226    19226           
  Misses       5041     5041           

Flag	Coverage Δ
integration	41.08% <ø> (ø)
unit	72.22% <ø> (ø)

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