sd-login: let's also make sd-login understand ".host"
    
    if sd-bus and machined grok it, then sd-login should grok it too.
    
    (cherry picked from commit a8c9b7a0fc0aa02666042543ff9a652aae3c9499)
    
    Resolves: #1683334
    
    patch_name: 0196-sd-login-let-s-also-make-sd-login-understand-.host.patch
    present_in_specfile: true
    location_in_specfile: 196
    squash_commits: true