Merge branch 'master' of https://source.denx.de/u-boot/custodians/u-boot-riscv

CI: https://source.denx.de/u-boot/custodians/u-boot-riscv/-/pipelines/24428

- RISC-V: Add some fixes
- RISC-V: Integrate OP-TEE into the RISC-V boot flow
- RISC-V: Unify implementation of cleanup_before_linux() for RISC-V
  ports
- RISC-V: cmd: Add bhyve SBI implementation ID
- Board: K1: Probe dram size during boot phase