Remvoed .ruby-version
Remvoed .ruby-version

* Since we as a team use workstation automation to ensure we all have
  the correct version of ruby installed, there's not need to specify
  this at the repository level

Signed-off-by: Scott Muc <bc6fe46c111d3e74d7ec89ccf857cb959079fab4@pivotal.io>

pivotal-cf/cf-rabbitmq-release,pivotal-cf/cf-rabbitmq-release,pivotal-cf/cf-rabbitmq-release,pivotal-cf/cf-rabbitmq-release