aarch64: ABI: Update snapshot with newer libabigail version

Update the ABI snapshot to use the latest version of libabigail(67d4c4cf).
This is required for the checker docker image to be updated.

Change-Id: I1b875122a1d71478723158b8334ad03a97a9c32a
Signed-off-by: Siddharth Gupta <sidgup@codeaurora.org>