board: phycore-imx93: env: Move bootcmd from defconfig to env

Move the default bootcmd from the defconfig to the board environment in
preparation for RAUC support. No change in functionality.

Signed-off-by: Leonard Anderweit <l.anderweit@phytec.de>
Signed-off-by: Primoz Fiser <primoz.fiser@norik.com>
diff --git a/board/phytec/phycore_imx93/phycore_imx93.env b/board/phytec/phycore_imx93/phycore_imx93.env
index d0694f2..3a36597 100644
--- a/board/phytec/phycore_imx93/phycore_imx93.env
+++ b/board/phytec/phycore_imx93/phycore_imx93.env
@@ -2,6 +2,15 @@
 
 #include <env/phytec/overlays.env>
 
+bootcmd=
+	mmc dev ${mmcdev};
+	if mmc rescan; then
+		if run loadimage; then
+			run mmcboot;
+		else
+			run netboot;
+		fi;
+	fi;
 image=Image
 console=ttyLP0
 fdt_addr_r=0x90000000
diff --git a/configs/imx93-phycore_defconfig b/configs/imx93-phycore_defconfig
index af1fbc7..ddd642a 100644
--- a/configs/imx93-phycore_defconfig
+++ b/configs/imx93-phycore_defconfig
@@ -35,7 +35,6 @@
 # CONFIG_ANDROID_BOOT_IMAGE is not set
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_OF_SYSTEM_SETUP=y
-CONFIG_BOOTCOMMAND="mmc dev ${mmcdev}; if mmc rescan; then if run loadimage; then run mmcboot; else run netboot; fi; fi;"
 CONFIG_DEFAULT_FDT_FILE="oftree"
 CONFIG_SYS_CBSIZE=2048
 CONFIG_SYS_PBSIZE=2074