PROVIDENCE, R.I. (WPRI) — Newly introduced legislation is causing some Rhode Islanders with autism spectrum disorder to sound the alarm, arguing that it will increase discrimination and stigma. The R.I. House Committee on Health and Human Services heard testimony on the legislation Tuesday evening. The bill, introduced by Rep. Samuel Azzinaro, would allow the Division of Motor Vehicles (DMV) to mark the driver's licenses and plates of autistic R…