Revert "Print cyclictest pid"

This reverts commit 7cc6ad6.

Not sure if adding printk in scheduler code is ok. Doesn't seem to cause
any issues but still, better to revert as we'll get this info in
coredump anyway.

Author: chaitu236

kernel/sched/core.c

@@ -6774,7 +6774,6 @@ static void __sched notrace __schedule(int sched_mode)
 			    strncmp(next->comm, "cyclictest", 10) == 0) {
 				// Observe first cyclictest task with RT priority
 				cyclictest_task = next;
-				printk("Observing cyclictest pid %d", cyclictest_task->pid);
 			}
 		}
 		trace_sched_switch(preempt, prev, next, prev_state);