linux-yocto-rt/5.10: update to -rt47

Integrating the following commit(s) to linux-yocto/5.10:

    969fef49cbbc Linux 5.10.52-rt47
    bb5ff998ba62 Linux 5.10.47-rt46
    340f6b6cdd37 sched: Don't defer CPU pick to migration_cpu_stop()
    f3d0be7cdae8 sched: Simplify set_affinity_pending refcounts
    6b28888ca42a sched: Fix affine_move_task() self-concurrency
    ea66e426a3b7 sched: Optimize migration_cpu_stop()
    ac73ac41db62 sched: Collate affine_move_task() stoppers
    6963e6b6e008 sched: Simplify migration_cpu_stop()
    d3a5a12fd350 sched: Fix migration_cpu_stop() requeueing
    28dda3752954 Linux 5.10.47-rt45
    d5f6c5f008ee Linux 5.10.44-rt44
    ec9978fdc6aa Linux 5.10.42-rt43

Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 46b1ab61)
Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>