fix(deps): update dependency @netlify/functions to ^2.8.1 (#261)

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

Author: renovate[bot]

package.json

@@ -17,7 +17,7 @@
     "dev": "netlify dev"
   },
   "dependencies": {
-    "@netlify/functions": "^2.8.0",
+    "@netlify/functions": "^2.8.1",
     "etag": "^1.8.1",
     "fs-extra": "^11.0.0",
     "ipx": "^1.3.1",