Fix: Require tests for PHP 8.0 to pass

[localheinz]

This PR

• requires tests for PHP 8.0 to pass

[codecov]

Codecov Report

Merging #303 into main will not change coverage.
The diff coverage is n/a.

@@             Coverage Diff             @@
##                main      #303   +/-   ##
===========================================
  Coverage     100.00%   100.00%           
  Complexity        41        41           
===========================================
  Files              4         4           
  Lines            144       144           
===========================================
  Hits             144       144           

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