Expect API field to be null

Gerrit does not populate lists in the API when they have no entries.
This commit makes automerger cope with one instance of that.

Change-Id: Ia8f434870ae29897f91513a9ad14b508464d98fc
1 file changed
tree: b0a7ad80d91dd77147c55f89f2527405e53d9dce
  1. .gitignore
  2. BUILD
  3. LICENSE
  4. LICENSE-re2j
  5. external_plugin_deps.bzl
  6. src/