Add in startup code for the pinata specific tools. Should be split out as packages later

Signed-off-by: Justin Cormack <justin.cormack@unikernel.com>

alpine/packages/9pudc/Makefile

@@ -3,6 +3,7 @@ all: 9pudc
 9pudc: Dockerfile main.go
 	docker build -t 9pudc:test .
 	docker run 9pudc:test cat /go/bin/9pudc > 9pudc
+	chmod 555 9pudc
 
 clean:
 	rm -f 9pudc

alpine/packages/mdnstool/Makefile

@@ -3,6 +3,7 @@ all: mdnstool
 mdnstool: Dockerfile mdnstool.go mdnsmon/mdnsmon.go
 	docker build -t mdnstool:test .
 	docker run mdnstool:test cat /go/bin/mdnstool > mdnstool
+	chmod 555 mdnstool
 
 clean:
 	rm -f mdnstool