Uh, no. Today is July 31, so September 12th is 43 days away. Apparently someone at Allears can't count—although even without counting or looking at a calendar, a moment's thought would reveal that mid-September isn't two months out from the end of July.
Currently, the last viewable day on the DL calendar is September 11th, and Indy is still shown as unavailable that day.
We go through this angst every time an attraction shows up on the refurbishment list. Let's not get in a froth about a lengthy refurb until we have more than three days' worth of authoritative information.