Recompiled P4 tutorial pipeconf to work with new P4 tools revisions

Change-Id: I2f1e5f49233f095148990eddee098bfd406a5cf6
diff --git a/apps/p4-tutorial/pipeconf/src/main/resources/Makefile b/apps/p4-tutorial/pipeconf/src/main/resources/Makefile
index adfd7ed..d819ecf 100644
--- a/apps/p4-tutorial/pipeconf/src/main/resources/Makefile
+++ b/apps/p4-tutorial/pipeconf/src/main/resources/Makefile
@@ -1,4 +1,6 @@
 all: mytunnel
 
 mytunnel: mytunnel.p4
-	p4c-bm2-ss -o mytunnel.json --p4runtime-file mytunnel.p4info --p4runtime-format text mytunnel.p4
+	p4c-bm2-ss --arch v1model -o mytunnel.json \
+		--p4runtime-file mytunnel.p4info --p4runtime-format text \
+		mytunnel.p4