Comment 2 for bug 2048192

janv. 05 08:36:19 machineubuntu sshd[5752]: /etc/ssh/sshd_config.d/port.conf: line 4: Bad configuration option: CleintAliveCountMax
janv. 05 08:36:19 machineubuntu sshd[5752]: /etc/ssh/sshd_config.d/port.conf: terminating, 1 bad configuration options

You have an invalid configuration option in your config file, because it is misspelled. You will need to correct this configuration to be able to start sshd. At which point 'sudo dpkg --configure -a' should resolve the package install issue.