fix(dbrunner): Correct cache storage and name

* Change app.dbrunner to app.dbrunner.cache to allow selection in parameters using appDbrunnerCache.
* Switch to redis_tag_aware, as APCu does not perform well in heavy write scenarios.

Author: pan93412

config/packages/cache.yaml

@@ -6,9 +6,9 @@ framework:
     default_redis_provider: "%app.redis_uri%"
 
     pools:
-      app.dbrunner:
-        adapter: cache.adapter.apcu
-        default_lifetime: "1 hour"
+      app.dbrunner.cache:
+        adapter: cache.adapter.redis_tag_aware
+        default_lifetime: "12 hour"
     # Unique name of your app: used to compute stable namespaces for cache keys.
     #prefix_seed: your_vendor_name/app_name