[sssd PR#5237][synchronized] sss_ssh_knownhostsproxy: print error when unable to connect

[pbrezina]

URL: https://github.com/SSSD/sssd/pull/5237
Author: pbrezina
 Title: #5237: sss_ssh_knownhostsproxy: print error when unable to connect
Action: synchronized

To pull the PR as Git branch:
git remote add ghsssd https://github.com/SSSD/sssd
git fetch ghsssd pull/5237/head:pr5237
git checkout pr5237