perf script: Add new parameter in kfree_skb tracepoint to the python scripts using it

Include reason parameter that was added in commit c504e5c2f9648a1e
("net: skb: introduce kfree_skb_reason()")

Cc: Adrian Hunter <[e-mail]>
Cc: Alexander Shishkin <[e-mail]>
Cc: Ian Rogers <[e-mail]>
Cc: Ingo Molnar <[e-mail]>
Cc: Jiri Olsa <[e-mail]>
Cc: Mark Rutland <[e-mail]>
Cc: Namhyung Kim <[e-mail]>
Cc: Peter Zijlstra <[e-mail]>
Cc: Sriram Yagnaraman <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Arnaldo Carvalho de Melo <[e-mail]>

tools/perf/scripts/python/net_dropmonitor.py

···
 	get_kallsyms_table()
 	print_drop_table()
 
-# called from perf, when it finds a correspoinding event
+# called from perf, when it finds a corresponding event
 def skb__kfree_skb(name, context, cpu, sec, nsec, pid, comm, callchain,
-		   skbaddr, location, protocol):
+		   skbaddr, location, protocol, reason):
 	slocation = str(location)
 	try:
 		drop_log[slocation] = drop_log[slocation] + 1

tools/perf/scripts/python/netdev-times.py

···
 	all_event_list.append(event_info)
 
 def skb__kfree_skb(name, context, cpu, sec, nsec, pid, comm, callchain,
-			skbaddr, protocol, location):
+			skbaddr, location, protocol, reason):
 	event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm,
-			skbaddr, protocol, location)
+			skbaddr, location, protocol, reason)
 	all_event_list.append(event_info)
 
 def skb__consume_skb(name, context, cpu, sec, nsec, pid, comm, callchain, skbaddr):
···
 
 def handle_kfree_skb(event_info):
 	(name, context, cpu, time, pid, comm,
-		skbaddr, protocol, location) = event_info
+		skbaddr, location, protocol, reason) = event_info
 	for i in range(len(tx_queue_list)):
 		skb = tx_queue_list[i]
 		if skb['skbaddr'] == skbaddr: