[AGPGART] Kill useless printk in frontend.

This has served no useful purpose ever afaics.

drivers/char/agp/frontend.c

@@ -300,7 +300,6 @@ static struct agp_memory *agp_allocate_memory_wrap(size_t pg_count, u32 type)
 	struct agp_memory *memory;
 
 	memory = agp_allocate_memory(pg_count, type);
-   	printk(KERN_DEBUG "agp_allocate_memory: %p\n", memory);
 	if (memory == NULL)
 		return NULL;