Fix for documentation playbook loops

if key is used with lookup parameter that needs to be in quotes as
otherwise it will load "ssh-rsa" "<the key>" "<the comment>" as separate
values and fail with "this module requires key=value arguments"
Updated Fix for documentation playbook loops

if key is used with lookup parameter needs quotes as
otherwise it will load "ssh-rsa" "<the key>" "<the comment>" as separate
values and fail with "this module requires key=value arguments"
Merge pull request #5074 from pcraston/devel

Fix for documentation playbook loops