Fix javadoc for setLockTaskPackages

/**

 * Public interface for managing policies enforced on a device. Most clients of this class must be

 * registered with the system as a

 * <a href={@docRoot}guide/topics/admin/device-admin.html">device administrator</a>. Additionally,

 * <a href="{@docRoot}guide/topics/admin/device-admin.html">device administrator</a>. Additionally,

 * a device administrator may be registered as either a profile or device owner. A given method is

 * accessible to all device administrators unless the documentation for that method specifies that

 * it is restricted to either device or profile owners.

     * @param admin Which {@link DeviceAdminReceiver} this request is associated with.

     *

     * @see Activity#startLockTask()

     * @see DeviceAdminReceiver#onLockTaskModeChanged(Context, Intent, boolean, String)

     * @see DeviceAdminReceiver#onLockTaskModeEntering(Context, Intent, String)

     * @see DeviceAdminReceiver#onLockTaskModeExiting(Context, Intent)

     * @see UserManager#DISALLOW_CREATE_WINDOWS

     */

    public void setLockTaskPackages(ComponentName admin, String[] packages)