Revert "gralloc: Use adreno_utils api for NV21 and NV12 alignment"

This reverts commit 223ab8dea20da3efeb83e2c25462ad5808e7c708.
This change is not required for 8974.

Change-Id: I80a65331a4cad6bcc8d33acb2d0b8663b631290f
2 files changed