Merge "Revert "Revert "Apply pylint to cc/symbolfile""" am: 99d5a0f5c9 am: bc3bbf81bc

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/1802996

Change-Id: I6c4a6b01ab88d43d832496488d665046c5f4115b