Use dataclass instead of constructor

[frenck]

Proposed Changes

Use a dataclass instead of a class constructor, which solves a flake8 detected issue.

[codecov-commenter]

Codecov Report

Merging #387 (fd843d6) into main (9fa4712) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##              main      #387   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            4         4           
  Lines          133       134    +1     
  Branches        18        19    +1     
=========================================
+ Hits           133       134    +1     

Impacted Files	Coverage Δ
src/elgato/elgato.py	100.00% <100.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 9fa4712...fd843d6. Read the comment docs.