(Refiles to say, in headline, the issuance is in rupees, not converted amount in dollar) By Bernardo Vizcaino June 26 (Reuters) - Karachi-based utility K-Electric KELE.KA plans to raise as much as 22 billion rupees ($223.1 million) through Islamic bonds to refinance existing debt, the latest transaction in Pakistan&aposs reviving Islamic debt capital market. The sukuk, which