chore(grafana): remove unused ini configuration

Author: dargmuesli

src/production/configurations/grafana/grafana.ini

@@ -4,10 +4,7 @@ password = $__file{/run/secrets/postgres_role_service_grafana_password}
 type = postgres
 user = $__file{/run/secrets/postgres_role_service_grafana_username}
 
-[paths]
-provisioning = /etc/configurations/provisioning
-
 [security]
 admin_email = $__file{/run/secrets/grafana_admin_email}
 admin_password = $__file{/run/secrets/grafana_admin_password}
-admin_user = $__file{/run/secrets/grafana_admin_user}
+admin_user = $__file{/run/secrets/grafana_admin_user}