Fix the build after improve_contrast switch

[dermotduffy]

No description provided.

[codecov]

Codecov Report

Merging #245 (9f49efb) into master (10b02df) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##            master      #245   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           10        10           
  Lines         1321      1325    +4     
=========================================
+ Hits          1321      1325    +4     

Impacted Files	Coverage Δ
custom_components/frigate/const.py	100.00% <100.00%> (ø)
custom_components/frigate/switch.py	100.00% <100.00%> (ø)

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