Update Makefile

Author: Eoghan Russell

Makefile

@@ -130,6 +130,7 @@ endif
 endif
 
 install:
+	go get git.fd.io/govpp.git/cmd/[email protected]
 ifeq ($(VPPINSTALLED),0)
 	@echo VPP not installed, installing required files. Run *sudo make clean* to remove installed files.
 	@mkdir -p tmpvpp/