bugfix: adjust module dependency for saz/ssh

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
fix module dependency to saz/ssh in readme

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
Merge pull request #1 from TelekomLabs/fix/module-dependency

bugfix: adjust module dependency for saz/ssh