Filters out the configured bundler path
Filters out the configured bundler path

Without this change simplecov shows reports for all the gems 
underneath the configured bundle path.
dhoppe/modulesync_config,dhoppe/modulesync_config,voxpupuli/modulesync_config,voxpupuli/modulesync_config,puppet-community/modulesync_config,voxpupuli/modulesync_config,dhoppe/modulesync_config,dhoppe/modulesync_config,voxpupuli/modulesync_config