Merge tag 'u-boot-imx-next-20240823' of https://gitlab.denx.de/u-boot/custodians...

CI: https://source.denx.de/u-boot/custodians/u-boot-imx/-/pipelines/22098

- Add BOOTAUX support for apalis and colibri imx8 boards.
- Cleanup tqma6 board by removing unneeded board code.
- Add support for booting from ecspi3 via bmode command on imx6.
- Add a script to ease updating flash.bin on imx8mm phytec board.
- Enable cat and xxd commands on Data Modul i.MX8M Mini/Plus eDM SBC and
  use USB SDPS as fallback option.
- Fix critical temperature on imx9.
- Add Cortex M and bootaux support for phycore-imx8mp.