Update rails_application_templates.md
Update rails_application_templates.md

Fixed typo to clarify the intent of the example.
Erol/rails,georgeclaghorn/rails,MSP-Greg/rails,MSP-Greg/rails,kmcphillips/rails,georgeclaghorn/rails,yahonda/rails,yahonda/rails,yawboakye/rails,MSP-Greg/rails,rails/rails,Erol/rails,BlakeWilliams/rails,georgeclaghorn/rails,Erol/rails,esparta/rails,MSP-Greg/rails,esparta/rails,yawboakye/rails,kmcphillips/rails,BlakeWilliams/rails,yawboakye/rails,esparta/rails,esparta/rails,yawboakye/rails,BlakeWilliams/rails,BlakeWilliams/rails,kmcphillips/rails,rails/rails,rails/rails,Erol/rails,Edouard-chin/rails,yahonda/rails,rails/rails,Edouard-chin/rails,Edouard-chin/rails,kmcphillips/rails,yahonda/rails,georgeclaghorn/rails,Edouard-chin/rails