arm64: drop unnecessary newlines in show_regs()

There are two unnecessary newlines, one is in show_regs, another
is in __show_regs(), drop them.
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

arch/arm64/kernel/process.c

@@ -205,12 +205,10 @@ void __show_regs(struct pt_regs *regs)
 
 		pr_cont("\n");
 	}
-	printk("\n");
 }
 
 void show_regs(struct pt_regs * regs)
 {
-	printk("\n");
 	__show_regs(regs);
 }