MIAMI — Hurricane Ian’s projected path shifted slightly Tuesday, on a track that would push the powerful storm to an earlier potential landfall south of the Tampa Bay area — a small but significant change for a Gulf Coast vulnerable to storm surge. If the track holds — and forecasts stress that it may still change — it could reduce the flooding threat to Tampa Bay but raise it for coastal communities to the south like Sarasota and Cape Coral. Two days out from landfall, Florida was already feeling Ian’s first gusty, rainy bands. In its 2 p.m. EDT Tuesday forecast, the National Hurricane Center…