patch 9.0.1138: crash when expecting varargs but it is something else

Problem:    Crash when expecting varargs but it is something else.
Solution:   Only use the member when the type is a list. (closes #11774)
diff --git a/src/version.c b/src/version.c
index 470853f..4855121 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1138,
+/**/
     1137,
 /**/
     1136,