sched/debug: Remove CONFIG_SCHED_DEBUG from self-test config files

We leave most of the defconfigs alone (there's over 70 of them),
but let's remove CONFIG_SCHED_DEBUG from the scheduler self-test
Kconfig files.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Juri Lelli <juri.lelli@redhat.com>
Cc: Vincent Guittot <vincent.guittot@linaro.org>
Cc: Dietmar Eggemann <dietmar.eggemann@arm.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Ben Segall <bsegall@google.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Valentin Schneider <vschneid@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: https://lore.kernel.org/r/Z9szt3MpQmQ56TRd@gmail.com

tools/testing/selftests/sched/config

@@ -1 +1 @@
-CONFIG_SCHED_DEBUG=y
+# empty

tools/testing/selftests/sched_ext/config

@@ -1,4 +1,3 @@
-CONFIG_SCHED_DEBUG=y
 CONFIG_SCHED_CLASS_EXT=y
 CONFIG_CGROUPS=y
 CONFIG_CGROUP_SCHED=y

tools/testing/selftests/wireguard/qemu/debug.config

@@ -27,7 +27,6 @@ CONFIG_DEBUG_KMEMLEAK=y
 CONFIG_DEBUG_STACK_USAGE=y
 CONFIG_DEBUG_SHIRQ=y
 CONFIG_WQ_WATCHDOG=y
-CONFIG_SCHED_DEBUG=y
 CONFIG_SCHED_INFO=y
 CONFIG_SCHEDSTATS=y
 CONFIG_SCHED_STACK_END_CHECK=y