patch 9.0.0109: writing over the end of a buffer on stack

Problem:    Writing over the end of a buffer on stack when making list of
            spell suggestions.
Solution:   Make sure suggested word is not too long. (closes #10812)
diff --git a/src/version.c b/src/version.c
index 80bd894..cc642cc 100644
--- a/src/version.c
+++ b/src/version.c
@@ -736,6 +736,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    109,
+/**/
     108,
 /**/
     107,