fix bingo-upgrade target

Signed-off-by: Per Goncalves da Silva <[email protected]>

Author: Per Goncalves da Silva

Makefile

@@ -125,7 +125,7 @@ vet: #EXHELP Run go vet against code.
 
 .PHONY: bingo-upgrade
 bingo-upgrade: $(BINGO) #EXHELP Upgrade tools
-	@for pkg in $$($(BINGO) list | awk '{ print $$1 }' | tail -n +3); do \
+	@for pkg in $$($(BINGO) list | awk '{ print $$3 }' | tail -n +3 | sed 's/@.*//'); do \
 		echo "Upgrading $$pkg to latest..."; \
 		$(BINGO) get "$$pkg@latest"; \
 	done