Handle Docker version ending with + suffix
On Ubuntu and Debian when using the docker.io package,
docker version --format {{.Server.Version}} returns a version number
with a suffix separated with + (eg. 28.1.1+1).
+ suffix
On Ubuntu and Debian when using the docker.io package,
docker version --format {{.Server.Version}} returns a version number
with a suffix separated with + (eg. 28.1.1+1).