added wget repo in DockerFile
added wget repo in DockerFile

gsingh/resin_openhab,gsingh/resin_openhab,gsingh/resin_rf24,gsingh/resin_openhab,gsingh/resin_rf24,gsingh/resin_rf24,gsingh/resin_rf24,gsingh/resin_openhab,gsingh/resin_openhab,gsingh/resin_openhab,gsingh/resin_rf24,gsingh/resin_openhab