patch 8.0.1346: crash when passing 50 char string to balloon_split()

Problem:    Crash when passing 50 char string to balloon_split().
Solution:   Fix off-by-one error.
diff --git a/src/version.c b/src/version.c
index 5b3b797..55754fa 100644
--- a/src/version.c
+++ b/src/version.c
@@ -772,6 +772,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1346,
+/**/
     1345,
 /**/
     1344,