Fix inefficiency in APK entry data alignment.

26f00cda4b979d7e74db6872990682335b36612b introduced a bug where an
APK entry's extra field is padded for alignment purposes when no
padding is necessary because the entry is aligned without any padding
bytes.

Bug: 27461702
Change-Id: Icb164dbaa26d9686412e2920318a9f40c5ce9751
1 file changed