src/arch: Fix checkpatch warning: no spaces at the start of a line

Change-Id: Id9846ceb714dceaea12ea33ce2aa2b8e5bb6f4df
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/20728
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>

src/arch/arm/cpu.c

@@ -35,10 +35,10 @@
 struct cpu_info *cpu_info(void)
 {
 #error "This is BROKEN! ARM stacks are currently not guaranteed to be " \
-       "STACK_SIZE-aligned in any way. If you ever plan to revive this " \
-       "feature, make sure you add the proper assertions " \
-       "(and maybe consider revising the whole thing to work closer to what " \
-       "arm64 is doing now)."
+	"STACK_SIZE-aligned in any way. If you ever plan to revive this " \
+	"feature, make sure you add the proper assertions " \
+	"(and maybe consider revising the whole thing to work closer to what " \
+	"arm64 is doing now)."
 	uintptr_t addr = ALIGN((uintptr_t)__builtin_frame_address(0),
 		CONFIG_STACK_SIZE);
 	addr -= sizeof(struct cpu_info);