defconfig: k2g_evm_defconfig: Add K2G ICE to OF_LIST

Include K2G ICE to OF_LIST so it can be used for runtime board
detection.

Signed-off-by: Franklin S Cooper Jr <fcooper@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>

configs/k2g_evm_defconfig

@@ -47,4 +47,4 @@ CONFIG_USB_XHCI_DWC3=y
 CONFIG_USB_STORAGE=y
 CONFIG_DTB_RESELECT=y
 CONFIG_FIT_EMBED=y
-CONFIG_OF_LIST="keystone-k2g-generic keystone-k2g-evm"
+CONFIG_OF_LIST="keystone-k2g-generic keystone-k2g-evm keystone-k2g-ice"