tracing/sched: Remove obsolete comment on suffixes

Commit ac01fa7 ("tracepoint: Have tracepoints created with DECLARE_
TRACE() have _tp suffix") makes it unnecessary to manually add a suffix.

Remove a now obsolete comment.

Cc: Masami Hiramatsu <[email protected]>
Cc: Mathieu Desnoyers <[email protected]>
Cc: Ricardo Neri <[email protected]>
Link: https://lore.kernel.org/[email protected]
Signed-off-by: Ricardo Neri <[email protected]>
Signed-off-by: Steven Rostedt (Google) <[email protected]>

Author: ricardon

include/trace/events/sched.h

@@ -829,8 +829,6 @@ TRACE_EVENT(sched_wake_idle_without_ipi,
 /*
  * Following tracepoints are not exported in tracefs and provide hooking
  * mechanisms only for testing and debugging purposes.
- *
- * Postfixed with _tp to make them easily identifiable in the code.
  */
 DECLARE_TRACE(pelt_cfs,
 	TP_PROTO(struct cfs_rq *cfs_rq),