Updated JS+Rails section titles & description (#1157)
Updated JS+Rails section titles & description (#1157)

* JS and Rails unit description changed

* Updated JS+Rails section to accommodate BaaS.

Co-authored-by: Hade Debaillie <b19ad511f8a05954cb4cfb61b219a3a2ec38e54e@MacBook-Pro-van-Hade.local>
TheOdinProject/theodinproject,TheOdinProject/theodinproject,TheOdinProject/theodinproject,TheOdinProject/theodinproject