configs/imx6ulz_bsh_smm_m2: bump Linux to 6.12.36 and U-Boot to 2025.07

The patch bumps the Linux kernel to version 6.12.36 and U-Boot to
version 2025.07.

Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>

board/bsh/imx6ulz-bsh-smm-m2/patches/linux/linux.hash

@@ -1,2 +1,2 @@
 # From https://www.kernel.org/pub/linux/kernel/v6.x/sha256sums.asc
-sha256  e8a099182562aecff781de72ce769461e706d97af42d740dff20eb450dd5771e  linux-6.12.28.tar.xz
+sha256  4a168aed2de5a81aadd90ba2b153860a98d99bfc34651936e17f18e54f01ba8c  linux-6.12.36.tar.xz

board/bsh/imx6ulz-bsh-smm-m2/patches/uboot/uboot.hash

@@ -1,2 +1,2 @@
 # Locally calculated
-sha256  439d3bef296effd54130be6a731c5b118be7fddd7fcc663ccbc5fb18294d8718  u-boot-2025.04.tar.bz2
+sha256  0f933f6c5a426895bf306e93e6ac53c60870e4b54cda56d95211bec99e63bec7  u-boot-2025.07.tar.bz2

configs/imx6ulz_bsh_smm_m2_defconfig

@@ -9,7 +9,7 @@ BR2_TARGET_GENERIC_GETTY_PORT="ttymxc3"
 BR2_ROOTFS_POST_BUILD_SCRIPT="board/bsh/imx6ulz-bsh-smm-m2/post-build.sh"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="6.12.28"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="6.12.36"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
 BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/bsh/imx6ulz-bsh-smm-m2/linux.config"
 BR2_LINUX_KERNEL_DTS_SUPPORT=y
@@ -28,7 +28,7 @@ BR2_TARGET_ROOTFS_UBIFS_LEBSIZE=0x1f000
 BR2_TARGET_UBOOT=y
 BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
 BR2_TARGET_UBOOT_CUSTOM_VERSION=y
-BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2025.04"
+BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2025.07"
 BR2_TARGET_UBOOT_BOARD_DEFCONFIG="imx6ulz_smm_m2"
 BR2_TARGET_UBOOT_NEEDS_DTC=y
 BR2_TARGET_UBOOT_NEEDS_OPENSSL=y