Last week, Lindsay Lohan shocked her millions of followers and fans when she deleted all her posts on Instagram and Twitter. This weekend, the “Mean Girls” star is sparking rumors that she may have already converted to Islam due to her Arabic greeting on the photo-sharing platform. Though Lohan has wiped her Instagram account clean, she noticeably left “Alaikum saam” as her shoutout to her followers on the platform. The Arabic words are the usual response to “As-salam alaikum,” which means “Peace be unto you” — the standard salutation used by people of the Nation of Islam. Due to the...