patch 7.4.1645

Problem:    When a dict contains a partial it can't be redefined as a
            function. (Nikolai Pavlov)
Solution:   Remove the partial when overwriting with a function.

src/version.c

@@ -748,6 +748,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1645,
 /**/
     1644,
 /**/