[cloud functions] Fix syntax error in pubspec.yaml

Change-Id: Ic7c2a73f4d096aaffecf02ffa7ab0395171d84f5
Reviewed-on: https://dart-review.googlesource.com/c/dart_ci/+/119004
Reviewed-by: Jonas Termansen <sortie@google.com>
1 file changed
tree: 8213ce9c2d9d54e0f2d91a3a5834b494a490c90d
  1. appengine/
  2. functions/
  3. results_feed/
  4. .firebaserc
  5. .gitignore
  6. firebase.json