Update unit-tests.yml

Author: ajaydsouza

.github/workflows/unit-tests.yml

@@ -89,7 +89,7 @@ jobs:
         run: |
           if [[ "${{ matrix.php }}" > "8.1" ]]; then
             echo '::set-output name=PHPUNIT::10.*'
-          elseif [[ "${{ matrix.php }}" > "8.0" ]]; then
+          else
             echo '::set-output name=PHPUNIT::5.7.*||6.*||7.5.*'
           fi