Update tcpv4connect.py

fix byte string comparison so we can run with python3

Author: bozakov

examples/tracing/tcpv4connect.py

@@ -98,7 +98,7 @@ def inet_ntoa(addr):
 	    exit()
 
 	# Ignore messages from other tracers
-	if _tag != "trace_tcp4connect":
+	if _tag.decode() != "trace_tcp4connect":
 	    continue
 
 	printb(b"%-6d %-12.12s %-16s %-16s %-4s" % (pid, task,