patch 8.2.3415: Vim9: not all function argument types are properly checked

Problem:    Vim9: Not all function argument types are properly checked.
Solution:   Add and improve argument type checks. (Yegappan Lakshmanan,
            closes #8839)
diff --git a/src/version.c b/src/version.c
index a5a3097..a349398 100644
--- a/src/version.c
+++ b/src/version.c
@@ -756,6 +756,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3415,
+/**/
     3414,
 /**/
     3413,