Merge pull request 'chore(config): migrate Renovate config' (#7) from renovate/migrate-config into main

Reviewed-on: #7

renovate.json

@@ -1,13 +1,14 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "regexManagers": [
+  "customManagers": [
     {
+      "customType": "regex",
       "description": "Track duplicacy version from ARG in Dockerfile",
-      "fileMatch": ["^Dockerfile$"],
+      "managerFilePatterns": ["/^Dockerfile$/"],
       "matchStrings": ["ARG VERSION=(?<currentValue>[\\d.]+)\\n"],
       "depNameTemplate": "duplicacy",
       "datasourceTemplate": "github-releases",
-      "lookupNameTemplate": "gilbertchen/duplicacy"
+      "packageNameTemplate": "gilbertchen/duplicacy"
     }
   ]
 }