Add pcov run

Author: daaru00

.github/workflows/php.yml

@@ -29,7 +29,7 @@ jobs:
                   php-version: '${{ matrix.php-versions }}'
                   extensions: 'mbstring, intl'
                   ini-values: 'post_max_size=256M, short_open_tag=On'
-                  coverage: xdebug
+                  coverage: pcov
                   tools: 'php-cs-fixer, phpunit'
             - name: Validate composer.json and composer.lock
               run: composer validate
@@ -44,3 +44,7 @@ jobs:
             - name: Install dependencies
               if: steps.composer-cache.outputs.cache-hit != 'true'
               run: composer install --prefer-dist --no-progress --no-suggest
+            - name: Setup and run PCOV
+              run: |
+                composer require pcov/clobber
+                vendor/bin/pcov clobber