patch 9.0.1405: missing check for out-of-memory

Problem:    Missing check for out-of-memory.
Solution:   Check for alloc() returning NULL pointer. (closes #12149)
diff --git a/src/version.c b/src/version.c
index cad03e6..733eb46 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1405,
+/**/
     1404,
 /**/
     1403,