arm64: Remove unused cpu_name ascii in arch/arm64/mm/proc.S

This string has been moved to arch/arm64/kernel/cputable.c.

Change-Id: Idd805dce6de8c22c924da05e518d1bbae304725d
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Git-commit: f3a1d7d53dccf51959aec16b574617cc6bfeca09
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git


Signed-off-by: Laura Abbott <lauraa@codeaurora.org>