ci(deps): group eslint packages

Author: coderbyheart

renovate.json

@@ -1,4 +1,13 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "extends": ["github>bifravst/renovate-config"]
+  "extends": ["github>bifravst/renovate-config"],
+  "packageRules": [
+    {
+      "matchPackagePatterns": [
+        "eslint",
+        "@eslint/js"
+      ],
+      "groupName": "eslint"
+    }
+  ]
 }