Update docs/_docs/reference/contextual/derivation.md

Co-authored-by: Jamie Thompson <[email protected]>

Author: Sporarum

docs/_docs/reference/contextual/derivation.md

@@ -46,7 +46,7 @@ given [T_1: TC, ... T_N: TC]: TC[DerivingType[T_1, ..., T_N]] = TC.derived
 given [T: Ordering]: Ordering[Option[T]] = Ordering.derived
 ```
 
-It is discouraged to use `derived` if you can use a `derives` clause instead.
+It is discouraged to directly refer to the `derived` member if you can use a `derives` clause instead.
 
 #### CanEqual