x86: fix printout ugliness in cpu info printk

fix print_cpu_info, because it produced on boot:

  CPU: <6>AMD Athlon(tm) 64 Processor 3200+ stepping 00

instead of:

  CPU: AMD Athlon(tm) 64 Processor 3200+ stepping 00

(broken since 04e1ba85 -
 x86: cleanup kernel/setup_64.c)
Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

arch/x86/kernel/setup_64.c

@@ -1046,7 +1046,7 @@ __setup("noclflush", setup_noclflush);
 void __cpuinit print_cpu_info(struct cpuinfo_x86 *c)
 {
 	if (c->x86_model_id[0])
-		printk(KERN_INFO "%s", c->x86_model_id);
+		printk(KERN_CONT "%s", c->x86_model_id);
 
 	if (c->x86_mask || c->cpuid_level >= 0)
 		printk(KERN_CONT " stepping %02x\n", c->x86_mask);