recipes-bsp: update u-boot

1. install_uboot_imx8.sh: update firmware for i.MX93 rev.A1 support
2. edm-g-imx8mp: add camera detection for tevs
3. edm-g-imx8mp: modified cma size calculation to fix system crash for 2G sku

recipes-bsp/u-boot/u-boot-tn-imx_2023.04.bb

@@ -22,7 +22,7 @@ SRCSERVER = "git://github.com/TechNexion/u-boot-tn-imx.git;protocol=https"
 SRCOPTIONS = ""
 SRCBRANCH = "tn-imx_v2023.04_6.1.55_2.2.0-next"
 SRC_URI = "${SRCSERVER};branch=${SRCBRANCH}${SRCOPTIONS}"
-SRCREV = "174e58e79da52505b466ebf38c25a0228058003a"
+SRCREV = "7c7dd0dc2b04e8d8c5077d14b736f80580c0fc61"
 SRC_URI:append = " file://splash.bmp"
 SRC_URI:append:rescue = " file://rescue-fragment-uboot.cfg"