Fix typo.
diff --git a/Modules/timemodule.c b/Modules/timemodule.c
index 444b739..9ab2724 100644
--- a/Modules/timemodule.c
+++ b/Modules/timemodule.c
@@ -659,7 +659,7 @@
time_tzset. In the future, some parts of it can be moved back
(for platforms that don't HAVE_WORKING_TZSET, when we know what they
are), and the extranious calls to tzset(3) should be removed.
- I havn't done this yet, as I don't want to change this code as
+ I haven't done this yet, as I don't want to change this code as
little as possible when introducing the time.tzset and time.tzsetwall
methods. This should simply be a method of doing the following once,
at the top of this function and removing the call to tzset() from