renovate.json: trying out something to group updates

Signed-off-by: Vincent Demeester <[email protected]>

Author: vdemeester

renovate.json

@@ -6,7 +6,17 @@
       "description": "Automerge non-major updates",
       "matchUpdateTypes": ["minor", "patch", "pin", "digest"],
       "automerge": true
-    }
+    },
+    {
+      "groupName": "all digest tekton-ecosystem-tenant updates",
+      "groupSlug": "all-digest-tekton-ecosystem-tenant",
+      "matchPackageNames": [
+        "quay.io/redhat-user-workloads/tekton-ecosystem-tenant/*"
+      ],
+      "matchUpdateTypes": [
+        "digest"
+      ]
+    },
   ],
   "extends": [
     "github>konflux-ci/mintmaker//config/renovate/renovate.json"