Fix ruff lint

[ZohebShaikh]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 66.66667% with 1 line in your changes missing coverage. Please review.

Project coverage is 93.41%. Comparing base (92ba17b) to head (671362d).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
src/blueapi/cli/format.py	66.66%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #786   +/-   ##
=======================================
  Coverage   93.41%   93.41%           
=======================================
  Files          38       38           
  Lines        2095     2095           
=======================================
  Hits         1957     1957           
  Misses        138      138           

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