Fix import order in atoms.proto

The offending line was added in https://googleplex-android-review.git.corp.google.com/c/platform/frameworks/base/+/12559476/

Bug: 159796477

Test: make
Change-Id: Ie067a097aaccb783ddf24d800ef320d7cc293669
1 file changed
tree: 66c6c8f016d6f8b713fb0346358243a076d1b60d
  1. atom_field_options.proto
  2. atoms.proto