sandwich-contexts: fix typo in introduceBinaryViaNixPackage

Author: thomasjm

sandwich-contexts/lib/Test/Sandwich/Contexts/Files.hs

@@ -230,7 +230,7 @@ introduceBinaryViaNixPackage :: forall a context m. (
   -- This package will be evaluated using the configured Nixpkgs version of the 'NixContext'.
   -- For example, you can use the "hello" binary from the "hello" package like this:
   --
-  -- introduceBinaryViaNixPackage' @"hello" "hello"
+  -- introduceBinaryViaNixPackage @"hello" "hello"
   => NixPackageName
   -> SpecFree (LabelValue (AppendSymbol "file-" a) (EnvironmentFile a) :> context) m ()
   -> SpecFree context m ()