[3.7] bpo-35110: Fix unintentional spaces around hyphens and dashes. (GH-10231). (GH-10253)

(cherry picked from commit 3f819ca138db6945ee4271bf13e42db9f9b3b1e4)
diff --git a/Doc/distutils/builtdist.rst b/Doc/distutils/builtdist.rst
index 758bd14..f1f3471 100644
--- a/Doc/distutils/builtdist.rst
+++ b/Doc/distutils/builtdist.rst
@@ -63,9 +63,9 @@
 
    python setup.py bdist --format=zip
 
-would, when run on a Unix system, create :file:`Distutils-1.0.{plat}.zip`\
----again, this archive would be unpacked from the root directory to install the
-Distutils.
+would, when run on a Unix system, create
+:file:`Distutils-1.0.{plat}.zip`\ ---again, this archive would be unpacked
+from the root directory to install the Distutils.
 
 The available formats for built distributions are: