docs: Adjusted return value desc. for getApplicationEnabledSetting

     * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or

     * {@link #COMPONENT_ENABLED_STATE_DEFAULT}.  The last one means the

     * application's enabled state is based on the original information in

     * the manifest as found in {@link ComponentInfo}.

     * the manifest as found in {@link ApplicationInfo}.

     * @throws IllegalArgumentException if the named package does not exist.

     */

    public abstract int getApplicationEnabledSetting(String packageName);