patch 9.0.1029: autoload directory missing from distribution

Problem:    Autoload directory missing from distribution.
Solution:   Add the autoload/zig directory to the list of distributed files.

src/version.c

@@ -695,6 +695,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1029,
 /**/
     1028,
 /**/