patch 8.0.1275: CmdlineLeave autocmd prevents fold from opening

Problem:    CmdlineLeave autocmd prevents fold from opening. (Waivek)
Solution:   Save and restore KeyTyped. (closes #2305)

src/fileio.c

@@ -9362,6 +9362,7 @@ apply_autocmds_group(
 #endif
     int		did_save_redobuff = FALSE;
     save_redo_T	save_redo;
+    int		save_KeyTyped = KeyTyped;
 
     /*
      * Quickly return if there are no autocommands for this event or
@@ -9658,6 +9659,7 @@ apply_autocmds_group(
 	prof_child_exit(&wait_time);
 # endif
 #endif
+    KeyTyped = save_KeyTyped;
     vim_free(fname);
     vim_free(sfname);
     --nesting;		/* see matching increment above */

src/version.c

@@ -761,6 +761,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1275,
 /**/
     1274,
 /**/