JAKARTA, May 6 (Reuters) - Indonesia&aposs finance ministry sold 935 billion rupiah ($81.18 million) of Islamic bonds at an auction on Tuesday, below an indicative target of 1.5 trillion rupiah, the ministry&aposs debt office said.The ministry sold all offered Islamic bonds but the six-year project-based sukuk, with yields mixed compared with the previous auction on April 22.The weighted average y