fix pf unit error

[drc38]

fixes #611

[codecov]

Codecov Report

Merging #614 (5c9c510) into main (6babe64) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main     #614   +/-   ##
=======================================
  Coverage   89.55%   89.55%           
=======================================
  Files          10       10           
  Lines        1264     1264           
  Branches      192      192           
=======================================
  Hits         1132     1132           
  Misses         73       73           
  Partials       59       59           

Impacted Files	Coverage Δ
custom_components/ocpp/sensor.py	97.61% <100.00%> (ø)

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