Fix the "END" key behaving like "PAGE_DOWN" in code completion.

Before: behaved like page down.
After: goes to last item.

scene/gui/code_edit.cpp

@@ -433,7 +433,7 @@ void CodeEdit::gui_input(const Ref<InputEvent> &p_gui_input) {
 			return;
 		}
 		if (k->is_action("ui_end", true)) {
-			code_completion_current_selected = MIN(code_completion_options.size() - 1, code_completion_current_selected + code_completion_max_lines);
+			code_completion_current_selected = code_completion_options.size() - 1;
 			update();
 			accept_event();
 			return;