Port gen_entries.py script to Python 3. am: fe6cfbfe3a

Original change: https://android-review.googlesource.com/c/device/generic/opengl-transport/+/2351583

Change-Id: I3a7a704b6fca690b52eb9ab820ae03775e271f1e
Signed-off-by: Automerger Merge Worker <[email protected]>