updated for version 7.3.046

Problem:    Can't build Ruby on MS-Windows.
Solution:   Add #ifdef, don't use WIN3264 before including vim.h.

src/version.c

@@ -714,6 +714,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    46,
 /**/
     45,
 /**/