except keycloak from grouped update PRs

keycloak is a critical service
separating keycloak updates makes it easier to respond quickly to
critical updates or delay them when there are breaking changes

renovate.json

@@ -29,13 +29,20 @@
     // https://docs.renovatebot.com/presets-default/#automergestablenonmajor
     {
       "groupName": "all stable non-major dependencies",
-      "groupSlug": "all-stable-minor-patch",
+      "groupSlug": "all-stable-minor",
       "matchCurrentVersion": "!/^0/",
       "matchUpdateTypes": [
-        "minor",
-        "patch"
+        "minor"
+      ],
+      "excludePackageNames": [
+        "git.hamburg.ccc.de/ccchh/oci-images/keycloak"
       ]
     },
+    {
+      "matchUpdateTypes": ["patch"],
+      "matchCurrentVersion": "!/^0/",
+      "automerge": true
+    },
     {
       "matchDatasources": ["docker"],
       "matchPackageNames": ["docker.io/pretix/standalone"],

resources/chaosknoten/auth-dns/zones/ccchh.net.zone

@@ -134,10 +134,6 @@ octopi                          A     10.89.212.31
 
 ;cisco-slm248p                   A     10.89.208.27
 
-waybackproxy                    A     10.89.212.33
-
-alnair                          A     10.89.210.23
-                                TXT   "Sun SparcStation 4 Retro"
 
 ;
 ; Public Club Services