fix yamllint

Author: Mafyuh

docker/secret-mappings.yml

@@ -117,4 +117,4 @@ ubu.lan:
     GF_AUTH_GENERIC_OAUTH_CLIENT_ID: cb078a50-e27a-45aa-83a0-b25b005e574f
     GF_AUTH_GENERIC_OAUTH_CLIENT_SECRET: 559421c1-3dfd-40bc-b2df-b25b005e9896
     GF_SERVER_ROOT_URL: fda7392b-0f36-4df3-b414-b25b005ee5fe
-    AUTHENTIK_URL: 583dfd02-6a81-4ede-922b-b25b005ebec1
+    AUTHENTIK_URL: 583dfd02-6a81-4ede-922b-b25b005ebec1