MUMBAI, May 6 : Malaysian palm oil prices are likely to rise about 12 per cent to 5,200 ringgit ($1,316) a metric ton by mid-July, as higher energy prices from the U.S.-Israeli war on Iran boost biodiesel demand and tighten supplies, analyst Dorab Mistry said on Wednesday. The benchmark palm oil contract on the Bursa Malaysia Derivatives Exchange fell 1.34 per cent to 4,647 ringgit at the midday break on Wednesday, though it is up about 15 per cent since the war began in late February. Palm oil