Explicitly configure some deprecated configuration options

config/packages/api_platform.yaml

@@ -33,4 +33,5 @@ api_platform:
     pagination_client_items_per_page: true # Allow clients to override the default items per page
 
   keep_legacy_inflector: false
-  event_listeners_backward_compatibility_layer: false
+  # Need to be true, or some tests will fail
+  use_symfony_listeners: true

config/packages/doctrine.yaml

@@ -33,6 +33,8 @@ doctrine:
         validate_xml_mapping: true
         naming_strategy: doctrine.orm.naming_strategy.underscore_number_aware
         auto_mapping: true
+        controller_resolver:
+            auto_mapping: true
         mappings:
             App:
                 type: attribute