linux-yocto/5.14: fix arm 32bit -rt warnings

Integrating the following commit(s):

f9e349e1745 preempt-rt.scc: arm should come after ftrace
25f5db372ac drivers-zynq.cfg: update CONFIG_NET_CADENCE option

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