ARM: imx: Fix CONFIG_BOOTCOUNT_ALTBOOTCMD duplication on Data Modul i.MX8M eDM SBC

Deduplicate the config files again, move CONFIG_BOOTCOUNT_ALTBOOTCMD
into common imx8m_data_modul.config .

Fixes: 940135eea5df ("Kconfig: Move CONFIG_BOOTCOUNT_ALTBOOTCMD to Kconfig")
Signed-off-by: Marek Vasut <marex@denx.de>
diff --git a/configs/imx8m_data_modul.config b/configs/imx8m_data_modul.config
index 2164c75..37e11e5 100644
--- a/configs/imx8m_data_modul.config
+++ b/configs/imx8m_data_modul.config
@@ -13,6 +13,7 @@
 CONFIG_ARM=y
 CONFIG_BOARD_LATE_INIT=y
 CONFIG_BOOTCOMMAND="run dmo_update_env ; load ${devtype} ${devnum}:${devpart} ${loadaddr} boot/fitImage && source ${loadaddr}:bootscr-boot.cmd ; reset"
+CONFIG_BOOTCOUNT_ALTBOOTCMD="run bootcmd"
 CONFIG_BOOTCOUNT_BOOTLIMIT=3
 CONFIG_BOOTCOUNT_LIMIT=y
 CONFIG_CLK_COMPOSITE_CCF=y
diff --git a/configs/imx8mm_data_modul_edm_sbc_defconfig b/configs/imx8mm_data_modul_edm_sbc_defconfig
index ef1d73c..66cb133 100644
--- a/configs/imx8mm_data_modul_edm_sbc_defconfig
+++ b/configs/imx8mm_data_modul_edm_sbc_defconfig
@@ -37,4 +37,3 @@
 CONFIG_SPL_USB_HOST=y
 CONFIG_SPL_USB_SDP_SUPPORT=y
 CONFIG_SYS_LOAD_ADDR=0x60000000
-CONFIG_BOOTCOUNT_ALTBOOTCMD="run bootcmd"
diff --git a/configs/imx8mp_data_modul_edm_sbc_defconfig b/configs/imx8mp_data_modul_edm_sbc_defconfig
index 5024c09..ea8109b 100644
--- a/configs/imx8mp_data_modul_edm_sbc_defconfig
+++ b/configs/imx8mp_data_modul_edm_sbc_defconfig
@@ -52,4 +52,3 @@
 CONFIG_USB_XHCI_DWC3=y
 CONFIG_USB_XHCI_DWC3_OF_SIMPLE=y
 CONFIG_USB_XHCI_HCD=y
-CONFIG_BOOTCOUNT_ALTBOOTCMD="run bootcmd"