The Maharani Freeport - which consists of three manmade islands off the coast of Muar - is targeting crude carriers plying the Straits of Malacca. But can it lure business from more established ports in the region?    JOHOR BAHRU: Malaysia’s newly launched Maharani Energy Freeport in Johor is positioning itself as a deep-water alternative to Singapore, targeting the lucrative flow of oil tankers that make up one-fifth of global crude shipments through the Strait of Malacca.  Built on three