update libssecomp-golang to v0.9.1

vendor/github.com/seccomp/libseccomp-golang/Makefile

@@ -0,0 +1,26 @@
+# libseccomp-golang
+
+.PHONY: all check check-build check-syntax fix-syntax vet test lint
+
+all: check-build
+
+check: vet test
+
+check-build:
+	go build
+
+check-syntax:
+	gofmt -d .
+
+fix-syntax:
+	gofmt -w .
+
+vet:
+	go vet -v
+
+test:
+	go test -v
+
+lint:
+	@$(if $(shell which golint),true,$(error "install golint and include it in your PATH"))
+	golint -set_exit_status