fix(vscode-settings): Update Prettier config file path (#97678)

Update vscode settings to point prettier config path from `package.json`
to `prettier.config.mjs`

Author: nsdeschenes

.vscode/settings.json

@@ -99,6 +99,6 @@
   "python.testing.pytestPath": "${workspaceFolder}/.venv/bin/pytest",
   "python.testing.pytestArgs": ["tests"],
   "python.analysis.autoImportCompletions": true,
-  "prettier.configPath": "package.json",
+  "prettier.configPath": "prettier.config.mjs",
   "biome.enabled": false
 }