configs: fsl-layerscape: secure_boot: Enable setexpr command

setexpr command is used while running secure boot
(chain of trust with confidentiality) feature.

Enable CONFIG_CMD_SETEXPR to enable setexpr command.

Signed-off-by: Udit Agarwal <udit.agarwal@nxp.com>
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/configs/ls1012afrwy_tfa_SECURE_BOOT_defconfig b/configs/ls1012afrwy_tfa_SECURE_BOOT_defconfig
index 79eb801..92d8599 100644
--- a/configs/ls1012afrwy_tfa_SECURE_BOOT_defconfig
+++ b/configs/ls1012afrwy_tfa_SECURE_BOOT_defconfig
@@ -53,4 +53,5 @@
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
 CONFIG_RSA=y
+CONFIG_CMD_SETEXPR=y
 CONFIG_RSA_SOFTWARE_EXP=y