linux-yocto/6.6: qemuriscv: enable goldfish RTC

linux-yocto/6.6: qemuriscv: enable goldfish RTC

Integrating the following commit(s) to linux-yocto/.:

1/1 [
    Author: Khem Raj
    Email: raj.khem@gmail.com
    Subject: qemuriscv32/qemuriscv64: Enable Goldfish RTC
    Date: Fri, 16 Feb 2024 01:05:51 -0800

    This is required for the qemu based riscv system to set system time
    correctly. Otherwise, it falls back to defaults in /etc/timestamp which
    is set at image build time and is not current.

    Fixes
    hwclock: can't open '/dev/misc/rtc': No such file or directory
    Fri Mar  9 12:34:56 UTC 2018
    hwclock: can't open '/dev/misc/rtc': No such file or directory
    hwclock: can't open '/dev/misc/rtc': No such file or directory

    Signed-off-by: Khem Raj <raj.khem@gmail.com>
    Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>
]

Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>