Merge tag 'u-boot-rockchip-20240614' of https://source.denx.de/u-boot/custodians/u-boot-rockchip

CI: https://source.denx.de/u-boot/custodians/u-boot-rockchip/-/pipelines/21111

- pmic fix for rk8xx;
- pinctrl fix for rk3188/rv1126/rk3588;
- mkimage fix for rockcihp "-l" option;