[28.x backport] cli/flags: add "hostVar" to handle --host / -H as a single string#6289

thaJeztah merged 2 commits intodocker:28.xdocker/cli:28.xfrom

thaJeztah:28.x_backport_hosts_regular_stringarraythaJeztah/cli:28.x_backport_hosts_regular_stringarrayCopy head branch name to clipboard