Obvious fix - private_key - Allow `private_key` to be nil and default to nil - Enforce `private_key` as a sensitive resource - Modify `only_if` to `not_if` and test for nil
Obvious fix - private_key
- Allow `private_key` to be nil and default to nil
- Enforce `private_key` as a sensitive resource
- Modify `only_if` to `not_if` and test for nil

Signed-off-by: Brian Menges <3428356692051b9846770adbd65c423d05ce43e0@gmail.com>

Webtrends/rundeck,nilroy/rundeck,nilroy/rundeck,Webtrends/rundeck,Webtrends/rundeck,nilroy/rundeck