bump @linearb/gitstream-core to 2.1.231 (#451)

Co-authored-by: GitHub Actions Bot <actions@github.com>

Author: github-actions[bot]

dist/index.js

@@ -39,7 +39,7 @@
   "license": "Apache-2.0",
   "dependencies": {
     "@actions/core": "^1.11.1",
-    "@linearb/gitstream-core": "2.1.230",
+    "@linearb/gitstream-core": "2.1.231",
     "@wasm-fmt/ruff_fmt": "^0.12.1"
   },
   "devDependencies": {