chore: update .release-please-manifest.json (#234)

Co-authored-by: Philippe Serhal <philippe.serhal@netlify.com>

Author: mrstork

.release-please-manifest.json

@@ -4,7 +4,7 @@
   "packages/dev": "2.3.1",
   "packages/dev-utils": "2.2.0",
   "packages/functions": "3.1.10",
-  "packages/headers": {},
+  "packages/headers": "0.0.0",
   "packages/otel": "1.1.0",
   "packages/redirects": "1.1.4",
   "packages/runtime": "2.2.2",