Do not expose rootContext to the users

Author: nicolasstucki

library/src/scala/tasty/Reflection.scala

@@ -17,7 +17,7 @@ trait Reflection extends reflect.Types { reflectSelf: CompilerInterface =>
   //////////////
 
   /** Context of the macro expansion */
-  def rootContext: Context // TODO: Should this be moved to QuoteContext?
+  protected def rootContext: Context // TODO: Should this be moved to QuoteContext?
   given Context = rootContext // TODO: Should be an implicit converion from QuoteContext to Context