Remove PHP 8.0 since PHPUnit needs PHP >=8.1

Author: pH-7

.github/workflows/ci-test.yml

@@ -8,7 +8,7 @@ jobs:
     strategy:
       matrix:
         operating-system: [ 'ubuntu-latest' ]
-        php-versions: [ '8.0', '8.1', '8.2' ]
+        php-versions: [ '8.1', '8.2' ]  # Don't run on PHP 8.0 because PHPUnit 10 requires PHP >=8.1
     name: PHP ${{ matrix.php-versions }} Test on ${{ matrix.operating-system }}
 
     steps: