Add restart to options not supported in stacks (#5680)
Add restart to options not supported in stacks (#5680)

- added restart to list of sub-options not supported in stack deploy
- added note to the bottom of restart description that it isn't supported in stack deploy, and to use restart_policy instead.
johnstep/docker.github.io,thaJeztah/docker.github.io,johnstep/docker.github.io,docker/docker.github.io,johnstep/docker.github.io,docker/docker.github.io,thaJeztah/docker.github.io,johnstep/docker.github.io,londoncalling/docker.github.io,johnstep/docker.github.io,anweiss/docker.github.io,londoncalling/docker.github.io,londoncalling/docker.github.io,JimGalasyn/docker.github.io,anweiss/docker.github.io,anweiss/docker.github.io,anweiss/docker.github.io,anweiss/docker.github.io,docker/docker.github.io,JimGalasyn/docker.github.io,JimGalasyn/docker.github.io,JimGalasyn/docker.github.io,londoncalling/docker.github.io,thaJeztah/docker.github.io,londoncalling/docker.github.io,docker/docker.github.io,thaJeztah/docker.github.io,thaJeztah/docker.github.io,JimGalasyn/docker.github.io,docker/docker.github.io