Update the go/ab branch in update_54_kernel.sh

The kernel branches were renamed.

Bug: 160884952
Test: update the kernel
Change-Id: I3ae7fca479d7dcb9a89d5604a85b389d1f3afdec
Merged-In: I3ae7fca479d7dcb9a89d5604a85b389d1f3afdec
Signed-off-by: Roman Kiryanov <rkir@google.com>
(cherry picked from commit 21b4ee9ddbfe420aa7c18c790c0e13c83ff56b20)
1 file changed