[SEBA-660] : Adding Igmp support in BbSim

Change-Id: I9f5c7d8ad39ac82850b04e2c997996d6c47b32d2
diff --git a/vendor/github.com/grpc-ecosystem/grpc-gateway/protoc-gen-swagger/genswagger/BUILD.bazel b/vendor/github.com/grpc-ecosystem/grpc-gateway/protoc-gen-swagger/genswagger/BUILD.bazel
index 929d0cf..c89eb04 100644
--- a/vendor/github.com/grpc-ecosystem/grpc-gateway/protoc-gen-swagger/genswagger/BUILD.bazel
+++ b/vendor/github.com/grpc-ecosystem/grpc-gateway/protoc-gen-swagger/genswagger/BUILD.bazel
@@ -7,6 +7,8 @@
     srcs = [
         "doc.go",
         "generator.go",
+        "helpers.go",
+        "helpers_go111_old.go",
         "template.go",
         "types.go",
     ],