Apply suggestions from code review

Co-authored-by: Stan Ulbrych <stan@python.org>

Author: miikka

Doc/library/timeit.rst

@@ -161,6 +161,7 @@ The module defines three convenience functions and a public class:
       .. versionchanged:: next
          The optional *target_time* parameter was added.
 
+
    .. method:: Timer.repeat(repeat=5, number=1000000)
 
       Call :meth:`.timeit` a few times.

Misc/NEWS.d/next/Library/2019-04-25-21-11-37.bpo-36461.TO5YyP.rst

@@ -1,3 +1,3 @@
 Make the target time of :meth:`timeit.Timer.autorange` configurable
 and add ``--target-time`` option to the command-line interface of
-:mod:`timeit`:.
+:mod:`timeit`.