Run PHPStan on 8.0

This way it understands attributes.

Author: ruudk

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
 
       - uses: shivammathur/setup-php@v2
         with:
-          php-version: '7.4'
+          php-version: '8.2'
           coverage: none
           extensions: mongodb, redis, :xdebug
           ini-values: memory_limit=2048M