TBR: Browser: adding directory target

Change-Id: I4e64c6294e8653e165de1d360a9685e8f449f169
diff --git a/Makefile b/Makefile
index 7b3f412..5ac46af 100644
--- a/Makefile
+++ b/Makefile
@@ -119,7 +119,7 @@
 
 .PHONY: start-browserd
 # Runs namespace browser with the credentials from V23_CREDENTIALS
-start-browserd: credentials go/bin/namespace-browserd
+start-browserd: directories credentials go/bin/namespace-browserd
 	./go/bin/namespace-browserd