Merge pull request #260 from cschug/renovate_heimdall

fix: attempt to fix Heimdall version tracking by Renovate

docker-compose/heimdall/docker-compose.yaml

@@ -1,7 +1,7 @@
 ---
 services:
   heimdall:
-    image: lscr.io/linuxserver/heimdall:2021.11.28
+    image: lscr.io/linuxserver/heimdall:2.6.0
     container_name: heimdall
     environment:
       - PUID=1000

renovate.json

@@ -55,6 +55,16 @@
       "packagePatterns": [
         "^([^/]+\\/)*mariadb(:.+)?$"
       ]
+    },
+    {
+      "managers": [
+        "docker-compose",
+        "dockerfile"
+      ],
+      "packagePatterns": [
+        "^([^/]+\\/)*heimdall(:.+)?$"
+      ],
+      "versioning": "regex:^(?<major>(?!2021)\\d+)\\.(?<minor>\\d+)(\\.(?<patch>\\d+))?$"
     }
   ],
   "separateMinorPatch": true