Enhancement: Update license year

[localheinz]

This PR

• updates the license year

[codecov]

Codecov Report

Merging #280 (e20a948) into main (993e428) will not change coverage.
The diff coverage is n/a.

@@             Coverage Diff             @@
##                main      #280   +/-   ##
===========================================
  Coverage     100.00%   100.00%           
  Complexity        20        20           
===========================================
  Files              1         1           
  Lines             50        50           
===========================================
  Hits              50        50           

Impacted Files	Coverage Δ	Complexity Δ
src/Printer.php	100.00% <ø> (ø)	20.00 <0.00> (ø)

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