Be explicit about binding to all interfaces in redis example

Fixes #4021

Moved to debian because the redis installed in ubuntu is really old
and does not support args via the cli.
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
Merge pull request #4758 from crosbymichael/redis-bind

Be explicit about binding to all interfaces in redis example