Enhancement: Update license year

[localheinz]

This PR

• updates the license year

[codecov]

Codecov Report

Merging #654 (e452c54) into main (8bb7c7d) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##               main     #654   +/-   ##
=========================================
  Coverage     83.89%   83.89%           
  Complexity       57       57           
=========================================
  Files             4        4           
  Lines           236      236           
=========================================
  Hits            198      198           
  Misses           38       38           

Impacted Files	Coverage Δ	Complexity Δ
src/Command/NormalizeCommand.php	90.90% <ø> (ø)	49.00 <0.00> (ø)
src/Exception/ShouldNotHappen.php	0.00% <ø> (ø)	1.00 <0.00> (ø)
src/NormalizePlugin.php	61.53% <ø> (ø)	5.00 <0.00> (ø)
src/Version.php	0.00% <ø> (ø)	2.00 <0.00> (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 8bb7c7d...e452c54. Read the comment docs.