eslint: documentaton: fix dead link to headlamp eslint-config

Current link is resulting in a 404

Signed-off-by: Dumbaz <[email protected]>

Author: Dumbaz

eslint-config/package.json

@@ -30,7 +30,7 @@
   "bugs": {
     "url": "https://github.com/kubernetes-sigs/headlamp/issues"
   },
-  "homepage": "https://github.com/kubernetes-sigs/headlamp/eslint-config/README.md",
+  "homepage": "https://github.com/kubernetes-sigs/headlamp/blob/main/eslint-config/README.md",
   "peerDependencies": {
     "@typescript-eslint/eslint-plugin": "^8.3.0",
     "eslint": "^8.57.0",