patch 8.2.2608: character input not fully tested

Problem:    Character input not fully tested.
Solution:   Add more tests. (Yegappan Lakshmanan, closes #7963)
diff --git a/src/version.c b/src/version.c
index 0b1ece6..9d46da6 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2608,
+/**/
     2607,
 /**/
     2606,