arm: Remove ls2080a_simu board

This board has not been converted to CONFIG_DM_MMC by the deadline of
v2019.04, which is almost two years ago.  In addition there are other DM
migrations it is also missing.  Remove it.

Cc: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Cc: Priyanka Jain <priyanka.jain@nxp.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/arch/arm/cpu/armv8/Kconfig b/arch/arm/cpu/armv8/Kconfig
index f247441..9cd6a8d 100644
--- a/arch/arm/cpu/armv8/Kconfig
+++ b/arch/arm/cpu/armv8/Kconfig
@@ -104,7 +104,7 @@
 	default y
 	select ARM_SMCCC if OF_CONTROL
 	depends on !ARCH_EXYNOS7 && !ARCH_BCM283X && \
-		   !TARGET_LS2080A_SIMU && !TARGET_LS2080AQDS && \
+		   !TARGET_LS2080AQDS && \
 		   !TARGET_LS2080ARDB && !TARGET_LS2080A_EMU && \
 		   !TARGET_LS1088ARDB && !TARGET_LS1088AQDS && \
 		   !TARGET_LS1012ARDB && !TARGET_LS1012AFRDM && \