patch 8.2.0596: crash in test49

Problem:    Crash in test49.
Solution:   Check the right pointer.
diff --git a/src/version.c b/src/version.c
index bd5bd0b..bac1ac3 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    596,
+/**/
     595,
 /**/
     594,