update the kaazing-gateway commit hash to pick up latest changes

library/kaazing-gateway

@@ -1,4 +1,4 @@
 # maintainer: Kaazing Docker Maintainers <https://github.com/kaazing/gateway.docker/issues>
 
-latest: git://github.com/kaazing/gateway.docker@4eaf83bfb9bcecb136cbcd3f6ad6f6d0dcf2f20d
-5.0.1.21: git://github.com/kaazing/gateway.docker@4eaf83bfb9bcecb136cbcd3f6ad6f6d0dcf2f20d
+latest: git://github.com/kaazing/gateway.docker@9b1841177bb138799e4c65f21beb915e4653de3a
+5.0.1.21: git://github.com/kaazing/gateway.docker@9b1841177bb138799e4c65f21beb915e4653de3a