Move setexpr to Kconfig

Another shell scripting command that has not been moved.

Moved using tools/moveconfig.py using these settings:

CMD_SETEXPR bool n y

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/configs/Ippo_q8h_v5_defconfig b/configs/Ippo_q8h_v5_defconfig
index 1a07064..867ce3c 100644
--- a/configs/Ippo_q8h_v5_defconfig
+++ b/configs/Ippo_q8h_v5_defconfig
@@ -15,5 +15,6 @@
 CONFIG_DEFAULT_DEVICE_TREE="sun8i-a23-ippo-q8h-v5"
 CONFIG_SPL=y
 CONFIG_SYS_EXTRA_OPTIONS="CONS_INDEX=5"
+CONFIG_CMD_SETEXPR=y
 CONFIG_AXP221_DLDO1_VOLT=3300
 CONFIG_AXP221_ALDO1_VOLT=3000