configs: da850evm: enable bootz command

Enable bootz command on Texas Instruments DA850 EVM
board. This helps it boot zImage with device-tree
blob passed.

Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Tested-by: Kevin Hilman <khilman@baylibre.com>

configs/da850evm_defconfig

@@ -5,6 +5,7 @@ CONFIG_SPL=y
 CONFIG_SYS_EXTRA_OPTIONS="MAC_ADDR_IN_SPIFLASH"
 CONFIG_BOOTDELAY=3
 CONFIG_HUSH_PARSER=y
+CONFIG_CMD_BOOTZ=y
 CONFIG_SYS_PROMPT="U-Boot > "
 # CONFIG_CMD_IMLS is not set
 CONFIG_CMD_ASKENV=y