patch 9.0.1508: catch does not work when lines are joined with a newline

Problem:    Catch does not work when lines are joined with a newline.
Solution:   Set "nextcmd" appropriately. (closes #12348)
diff --git a/src/version.c b/src/version.c
index 5db46d8..5906b9a 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1508,
+/**/
     1507,
 /**/
     1506,