Upgraded dependencies and moved golang-mod to golang sample app so sample go apps use modules
Upgraded dependencies and moved golang-mod to golang sample app so sample go apps use modules

danielflower/app-runner,danielflower/app-runner,danielflower/app-runner,danielflower/app-runner,danielflower/app-runner,danielflower/app-runner,danielflower/app-runner,danielflower/app-runner