patch 9.0.1169: some key+modifier tests fail on some AppVeyor images

Problem:    Some key+modifier tests fail on some AppVeyor images.
Solution:   Adjust the tests for key movements and fix the revealed bugs.
            (Christopher Plewright, closes #11798)
diff --git a/src/version.c b/src/version.c
index 56cbdd4..94b3aac 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1169,
+/**/
     1168,
 /**/
     1167,