Update Yarn to v4.12.0 (#579)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -96,7 +96,7 @@
       "onFail": "error"
     }
   },
-  "packageManager": "yarn@4.8.1",
+  "packageManager": "yarn@4.12.0",
   "workspaces": [
     "./.github/actions",
     "./devserver",