Revert "vim: Don't dismiss inline completion when switching to normal mode (#22075)" (#22131)

This reverts commit 38c0aa303e from
#22075.

Release Notes:

- N/A

crates/vim/src/insert.rs

@@ -22,7 +22,7 @@ impl Vim {
         if count <= 1 || Vim::globals(cx).dot_replaying {
             self.create_mark("^".into(), false, cx);
             self.update_editor(cx, |_, editor, cx| {
-                editor.dismiss_menus_and_popups(true, false, cx);
+                editor.dismiss_menus_and_popups(false, cx);
                 editor.change_selections(Some(Autoscroll::fit()), cx, |s| {
                     s.move_cursors_with(|map, mut cursor, _| {
                         *cursor.column_mut() = cursor.column().saturating_sub(1);