Add additional troubleshooting section for ssh-add
Add additional troubleshooting section for ssh-add

- Couldn't figure out if this should be included in the initial steps but thought it would be good to capture somewhere at least

alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet