Docs 14091 update repo link (#716)

DOCS-14091 updated Source Code link for Scala driver

Author: biniona-mongodb

source/scala.txt

@@ -30,7 +30,7 @@ It's a modern idiomatic Scala driver with asynchronous and non-blocking IO.
 
 - :java-docs:`What's New <whats-new/>`
 
-- `Source Code <http://github.com/mongodb/mongo-scala-driver>`__
+- `Source Code <https://github.com/mongodb/mongo-java-driver/tree/master/driver-scala>`__
 
 
 Installation