Configure the package.json to provide hints for local tooling

Author: NullVoxPopuli

package.json

@@ -101,5 +101,9 @@
     "configPath": "tests/dummy/config",
     "after": "ember-cli-htmlbars"
   },
-  "packageManager": "[email protected]+sha512.38dc6fba8dba35b39340b9700112c2fe1e12f10b17134715a4aa98ccf7bb035e76fd981cf0bb384dfa98f8d6af5481c2bef2f4266a24bfa20c34eb7147ce0b5e"
+  "packageManager": "[email protected]",
+  "volta": {
+    "node": "16.20.2",
+    "pnpm": "8.15.9"
+  }
 }