linux-yocto-rt/5.10: update to -rt61

linux-yocto-rt/5.10: update to -rt61

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

    48b12b48c110 Linux 5.10.90-rt61
    2367f287812f aio: Fix incorrect usage of eventfd_signal_allowed()
    640f56f85c08 stop_machine: Remove this_cpu_ptr() from print_stop_info().
    38c47ed56da8 eventfd: Make signal recursion protection a task bit
    45f3f3c787e3 Linux 5.10.90-rt60
    257f82607c82 Linux 5.10.87-rt59
    7ff031bb6566 Linux 5.10.83-rt58
    03cfb1aadc5e Linux 5.10.80-rt57

Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>