manifests/default.xml: Update source revision on meta-seco-rockchip.
    Update partition scheme in wic input file.
    Add grub-efi support configuration.
    sysota/sysota_git.bb: Add seco-px30-d23 model and bootloader type.
    rauc/rauc-conf.inc Add RAUC_SLOT_A(B) device nodes and compatible
    string for target.

Signed-off-by: Natalia Kovalenko <waykovalenko@gmail.com>