Migrate renovate config (#3200)

Migrate config .github/renovate.json

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/renovate.json

@@ -1,12 +1,12 @@
 {
-  "$schema" : "https://docs.renovatebot.com/renovate-schema.json",
-  "extends" : [
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
     "config:recommended",
     ":semanticCommitsDisabled",
     "schedule:earlyMondays"
   ],
-  "automerge" : true,
-  "ignoreDeps" : [
+  "automerge": true,
+  "ignoreDeps": [
     "guava",
     "com.google.guava:guava",
     "rhino-runtime",
@@ -30,33 +30,37 @@
     "org.spongepowered:spongeapi",
     "org.yaml:snakeyaml"
   ],
-  "labels" : [
+  "labels": [
     "Renovate"
   ],
-  "rebaseWhen" : "conflicted",
-  "customManagers" : [
+  "rebaseWhen": "conflicted",
+  "customManagers": [
     {
-      "customType" : "regex",
-      "datasourceTemplate" : "custom.paperweight-userdev",
-      "fileMatch" : "^worldedit-bukkit\\/adapters\\/adapter-\\d+_\\d+(_\\d+)?\\/build\\.gradle\\.kts$",
-      "matchStrings" : [
+      "customType": "regex",
+      "datasourceTemplate": "custom.paperweight-userdev",
+      "managerFilePatterns": [
+        "/^worldedit-bukkit\\/adapters\\/adapter-\\d+_\\d+(_\\d+)?\\/build\\.gradle\\.kts$/"
+      ],
+      "matchStrings": [
         "url=(?<registryUrl>.*)\\s",
         "paperDevBundle\\(\"(?<currentValue>.*?)\"\\)\\s"
       ],
       "matchStringsStrategy": "combination",
-      "depNameTemplate" : "paperweight-userdev",
-      "extractVersionTemplate" : "(?<version>\\d+\\.\\d+\\.?\\d*-R0\\.1-\\d+\\.\\d+-\\d+)"
+      "depNameTemplate": "paperweight-userdev",
+      "extractVersionTemplate": "(?<version>\\d+\\.\\d+\\.?\\d*-R0\\.1-\\d+\\.\\d+-\\d+)"
     }
   ],
-  "customDatasources" : {
+  "customDatasources": {
     "paperweight-userdev": {
       "defaultRegistryUrlTemplate": "",
       "format": "html"
     }
   },
-  "packageRules" : [
+  "packageRules": [
     {
-      "matchDatasources" : ["custom.paperweight-userdev"],
+      "matchDatasources": [
+        "custom.paperweight-userdev"
+      ],
       "versioning": "regex:^(?<major>\\d+)\\.(?<minor>\\d+)\\.(?<patch>\\d+)?-R0\\.1-\\d+\\d+\\.\\d+-(?<build>\\d+)$"
     }
   ]