Merge pull request #3446 from CodaFi/mirror-mirror-doc-on-var-who-is-your-subject-after-all

[Gardening][SR-2037] Documentation for Mirror.DisplayStyle missing a word

Author: CodaFi

stdlib/public/core/Mirror.swift

@@ -129,7 +129,7 @@ public struct Mirror {
   ///     }
   public typealias Children = AnyCollection<Child>
 
-  /// A suggestion of how a `Mirror`'s is to be interpreted.
+  /// A suggestion of how a `Mirror`'s `subject` is to be interpreted.
   ///
   /// Playgrounds and the debugger will show a representation similar
   /// to the one used for instances of the kind indicated by the