Fix a couple of versionadded/versionchanged related markup errors.
diff --git a/Doc/library/email.errors.rst b/Doc/library/email.errors.rst
index acfa6b2..9f0a9e2 100644
--- a/Doc/library/email.errors.rst
+++ b/Doc/library/email.errors.rst
@@ -76,7 +76,7 @@
* :class:`CloseBoundaryNotFoundDefect` -- A start boundary was found, but
no corresponding close boundary was ever found.
- .. versionadded: 3.3
+ .. versionadded:: 3.3
* :class:`FirstHeaderLineIsContinuationDefect` -- The message had a continuation
line as its first header line.
@@ -88,7 +88,7 @@
headers that had no leading white space but contained no ':'. Parsing
continues assuming that the line represents the first line of the body.
- .. versionadded: 3.3
+ .. versionadded:: 3.3
* :class:`MalformedHeaderDefect` -- A header was found that was missing a colon,
or was otherwise malformed.