[ONOS-8037] Update basic makefile and gitignore and recompiled the pipeline, tested with reactive forwarding

Change-Id: I655de81382bb4d4688736dcb634bcf065de72ceb
diff --git a/pipelines/basic/src/main/resources/.gitignore b/pipelines/basic/src/main/resources/.gitignore
new file mode 100644
index 0000000..07603f3
--- /dev/null
+++ b/pipelines/basic/src/main/resources/.gitignore
@@ -0,0 +1,3 @@
+p4c-out/*/tofino
+p4c-out/**/graphs
+p4c-out/**/*_pp.p4