chore: pin eslint-plugin

Author: Marsup

package.json

@@ -22,7 +22,7 @@
   },
   "devDependencies": {
     "@hapi/code": "9.x.x",
-    "@hapi/eslint-plugin": "*",
+    "@hapi/eslint-plugin": "^6.0.0",
     "@hapi/lab": "^25.1.0",
     "@types/node": "^17.0.31",
     "typescript": "~4.6.4"