[DoctrineBundle] Enable collect-backtrace for dev env (#1223)

Author: lyrixx

doctrine/doctrine-bundle/2.10/config/packages/doctrine.yaml

@@ -5,6 +5,8 @@ doctrine:
         # IMPORTANT: You MUST configure your server version,
         # either here or in the DATABASE_URL env var (see .env file)
         #server_version: '15'
+
+        profiling_collect_backtrace: '%kernel.debug%'
     orm:
         auto_generate_proxy_classes: true
         enable_lazy_ghost_objects: true