tracing/sched: sched_switch: place prev_comm and next_comm in right order

Switch the order of prev_comm and next_comm in sched_switch's code to
align with its printing order.

Cc: <mhiramat@kernel.org>
Signed-off-by: Tio Zhang <tiozhang@didiglobal.com>
Link: https://lore.kernel.org/20240703033353.GA2833@didi-ThinkCentre-M930t-N000
Reviewed-by: Madadi Vineeth Reddy <vineethr@linux.ibm.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>

Author: Tio Zhang

include/trace/events/sched.h

@@ -239,11 +239,11 @@ TRACE_EVENT(sched_switch,
 	),
 
 	TP_fast_assign(
-		memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN);
+		memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);
 		__entry->prev_pid	= prev->pid;
 		__entry->prev_prio	= prev->prio;
 		__entry->prev_state	= __trace_sched_switch_state(preempt, prev_state, prev);
-		memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);
+		memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN);
 		__entry->next_pid	= next->pid;
 		__entry->next_prio	= next->prio;
 		/* XXX SCHED_DEADLINE */