linux-yocto/5.10: update qemuriscv32 v5.10.23

The kernel SRCREV updates were missing riscv32, so stayed back on
5.10.21, which causes build issues as PV is out of sync with the
actual kernel version.

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