sched: Don't make LATENCYTOP select SCHED_DEBUG

SCHED_DEBUG is not in fact required for LATENCYTOP, don't select it.
Suggested-by: Mel Gorman <mgorman@suse.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Tested-by: Valentin Schneider <valentin.schneider@arm.com>
Link: https://lkml.kernel.org/r/20210412102001.224578981@infradead.org

lib/Kconfig.debug

@@ -1670,7 +1670,6 @@ config LATENCYTOP
 	select KALLSYMS_ALL
 	select STACKTRACE
 	select SCHEDSTATS
-	select SCHED_DEBUG
 	help
 	  Enable this option if you want to use the LatencyTOP tool
 	  to find out which userspace is blocking on what kernel operations.