Fix the docstrings of time.localtime() and gmtime() for the tm_mday field.

Will backport.
diff --git a/Modules/timemodule.c b/Modules/timemodule.c
index 4f562c7..842ce94 100644
--- a/Modules/timemodule.c
+++ b/Modules/timemodule.c
@@ -317,7 +317,7 @@
 }
 
 PyDoc_STRVAR(gmtime_doc,
-"gmtime([seconds]) -> (tm_year, tm_mon, tm_day, tm_hour, tm_min,\n\
+"gmtime([seconds]) -> (tm_year, tm_mon, tm_mday, tm_hour, tm_min,\n\
                        tm_sec, tm_wday, tm_yday, tm_isdst)\n\
 \n\
 Convert seconds since the Epoch to a time tuple expressing UTC (a.k.a.\n\
@@ -333,7 +333,8 @@
 }
 
 PyDoc_STRVAR(localtime_doc,
-"localtime([seconds]) -> (tm_year,tm_mon,tm_day,tm_hour,tm_min,tm_sec,tm_wday,tm_yday,tm_isdst)\n\
+"localtime([seconds]) -> (tm_year,tm_mon,tm_mday,tm_hour,tm_min,\n\
+			  tm_sec,tm_wday,tm_yday,tm_isdst)\n\
 \n\
 Convert seconds since the Epoch to a time tuple expressing local time.\n\
 When 'seconds' is not passed in, convert the current time instead.");