patch 8.2.1270: Vim9: not skipping over function type declaration

Problem:    Vim9: not skipping over function type declaration with only a
            return type.
Solution:   Skip over the return type. (issue #6507)
diff --git a/src/version.c b/src/version.c
index cf64327..9ac0340 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1270,
+/**/
     1269,
 /**/
     1268,