scftorture: Add CONFIG_PREEMPT_DYNAMIC=n to NOPREEMPT scenario

It is no longer possible to build a kernel with a preemption-disabled
RCU without use of CONFIG_PREEMPT_DYNAMIC=n.  This commit therefore
adds CONFIG_PREEMPT_DYNAMIC=n to the scf torture type's NOPREEMPT
scenario file.
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>

tools/testing/selftests/rcutorture/configs/scf/NOPREEMPT

@@ -2,6 +2,8 @@ CONFIG_SMP=y
 CONFIG_PREEMPT_NONE=y
 CONFIG_PREEMPT_VOLUNTARY=n
 CONFIG_PREEMPT=n
+CONFIG_PREEMPT_DYNAMIC=n
+#CHECK#CONFIG_PREEMPT_RCU=n
 CONFIG_HZ_PERIODIC=n
 CONFIG_NO_HZ_IDLE=n
 CONFIG_NO_HZ_FULL=y