Issue #2625212 by faline, cilefen, okay19, krishnan.n, snehi, tstoeckler,...

Issue #2625212 by faline, cilefen, okay19, krishnan.n, snehi, tstoeckler, kostyashupenko, dawehner, alexpott, Wim Leers, cs_shadow: [rollback] Add ConfigSchemaChecker to development.services.yml

sites/development.services.yml

@@ -7,8 +7,3 @@ parameters:
 services:
   cache.backend.null:
     class: Drupal\Core\Cache\NullBackendFactory
-  config.schema_checker:
-    class: Drupal\Core\Config\Development\ConfigSchemaChecker
-    arguments: ['@config.typed']
-    tags:
-      - { name: event_subscriber }