chore(renovate): disable updates which are not vulnerabilities (#144)

Author: trivikr

.github/renovate.json

@@ -1,11 +1,17 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "extends": ["config:base", ":dependencyDashboard"],
+  "packageRules": [
+    {
+      "matchPackagePatterns": ["*"],
+      "enabled": false
+    }
+  ],
   "vulnerabilityAlerts": {
     "enabled": true
   },
   "lockFileMaintenance": {
     "enabled": true,
     "schedule": ["before 3am on the first day of the month"]
   }
-}
+}