Run pest rather than phpunit

Author: bram-pkg

.github/workflows/phpunit.yml renamed to .github/workflows/pest.yml

@@ -42,4 +42,4 @@ jobs:
           composer require "laravel/framework:${{ matrix.laravel }}" "orchestra/testbench:${{ matrix.testbench }}" --no-interaction --no-update
           composer update --${{ matrix.stability }} --prefer-dist --no-interaction
       - name: Execute tests
-        run: vendor/bin/phpunit
+        run: vendor/bin/pest