ARM: sa1100: remove lart.h

No file includes this header. It has never been included since at least
v2.6.12-rc2. It can safely be removed.
Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-sa1100/include/mach/lart.h

-#ifndef _INCLUDE_LART_H
-#define _INCLUDE_LART_H
-
-#define LART_GPIO_ETH0			GPIO_GPIO0
-#define LART_IRQ_ETH0			IRQ_GPIO0
-
-#define LART_GPIO_IDE			GPIO_GPIO1
-#define LART_IRQ_IDE			IRQ_GPIO1
-
-#define LART_GPIO_UCB1200		GPIO_GPIO18
-#define LART_IRQ_UCB1200		IRQ_GPIO18
-
-#endif