CMD: Remove CMD_AUTOSCRIPT, it's not used

$ git grep AUTOSCRIPT
include/configs/at91sam9m10g45ek.h:#undef CONFIG_CMD_AUTOSCRIPT
include/configs/gplugd.h:#define CONFIG_CMD_AUTOSCRIPT

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>
Cc: Prafulla Wadaskar <prafulla@marvell.com>
Acked-by: Anatolij Gustschin <agust@denx.de>

include/configs/at91sam9m10g45ek.h

@@ -107,7 +107,6 @@
 #undef CONFIG_CMD_FPGA
 #undef CONFIG_CMD_IMI
 #undef CONFIG_CMD_IMLS
-#undef CONFIG_CMD_AUTOSCRIPT
 #undef CONFIG_CMD_LOADS
 
 #define CONFIG_CMD_PING

include/configs/gplugd.h

@@ -70,7 +70,6 @@
 #define CONFIG_SYS_NO_FLASH		/* Declare no flash (NOR/SPI) */
 #include <config_cmd_default.h>
 #define CONFIG_CMD_I2C
-#define CONFIG_CMD_AUTOSCRIPT
 #undef CONFIG_CMD_FPGA
 #define CONFIG_CMD_USB
 #define CONFIG_CMD_EXT2