Improve the grammar in `range` documentation. (GH-8628)

Remove unnecessary "that" in the sentence.

Doc/library/stdtypes.rst

@@ -1371,7 +1371,7 @@ objects that compare equal might have different :attr:`~range.start`,
 .. seealso::
 
    * The `linspace recipe <http://code.activestate.com/recipes/579000/>`_
-     shows how to implement a lazy version of range that suitable for floating
+     shows how to implement a lazy version of range suitable for floating
      point applications.
 
 .. index::