CLEVELAND, Ohio – Johnny Rzeznik’s band, Goo Goo Dolls, is in the midst of its 33rd year, and touring in support of a new album, “Miracle Pill,” that’s due out in mid-September.But for Rzeznik, there’s a more important anniversary: his sobriety. This is his fifth booze-free year, and it’s had a pretty good impact on his life, he said in a call from a gig in Bangor, Maine, to talk a bit about the band’s co-headlining tour with Train, which stops at Blossom Music Center on Wednesday, Aug. 14.“People actually like me again,” Rzeznik said, laughing. “I think it’s made me a better person. It certai