Import Android SDK Platform P [4697573]

/google/data/ro/projects/android/fetch_artifact \
    --bid 4697573 \
    --target sdk_phone_armv7-win_sdk \
    sdk-repo-linux-platforms-4697573.zip

AndroidVersion.ApiLevel has been modified to appear as 28

Change-Id: I45365a8b7a90df5e68ad8c244ce3ad95e020d16a
326 files changed