Citing sources from Apple Authorized Resellers, Ars Technica reports that the entire current lineup of iPods has been discontinued. Stock of the current screened iPods, announced and released last September, is dwindling, with no more expected to come in; the fate of the third-generation iPod shuffle, released earlier this year, is unclear. Apple is reportedly planning a special event for early September—possibly as soon as Sept. 9—to…