Merge tag 'u-boot-imx-master-20240224' of https://source.denx.de/u-boot/custodians...

- Enable the thermal driver for the imx8m phycore boards.
- Convert imx53-qsb to watchdog driver to fix the 'reset' command.
- Remove multiline string from imx6dl-sielaff.
- Add SPI boot support for imxrt1050-evk.
- Convert opos6uldev to watchdog driver to fix the 'reset' command.