patch 9.0.0943: pretending to go out of Insert mode when Esc is received

Problem:    Pretending to go out of Insert mode when Esc is received has side
            effects.
Solution:   When the kitty keyboard protocol is enabled expect Esc to always
            be the start of an escape sequence.

src/version.c

@@ -695,6 +695,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    943,
 /**/
     942,
 /**/