UPSTREAM: arm64: make label allocation style consistent in tishift

This is entirely cosmetic, but somehow it was missed when sending
differing versions of this patch. This just makes the file a bit more
uniform.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
(cherry picked from commit f5ed22e2647cc89dd0a57936b38a582546527509)
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>