repohooks: Fix style issues in aosp_license check am: f5ed6141c7

Original change: https://android-review.googlesource.com/c/platform/tools/repohooks/+/3421719

Change-Id: I953599e0824da60cbed29b7d63057e250d6e21d4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>