Remove spurious space that was breaking Vim’s reST highlighting.
diff --git a/Doc/library/functools.rst b/Doc/library/functools.rst
index 58c2429..82238fd 100644
--- a/Doc/library/functools.rst
+++ b/Doc/library/functools.rst
@@ -20,7 +20,7 @@
The :mod:`functools` module defines the following functions:
-.. function:: cmp_to_key(func)
+.. function:: cmp_to_key(func)
Transform an old-style comparison function to a key-function. Used with
tools that accept key functions (such as :func:`sorted`, :func:`min`,