Kenneth Pattengale and Joey Ryan, the Milk Carton Kids, are calling their latest album, ‘Lost Cause Lover Fool,’ “the one.” They have finally figured out how to feel and sound like themselves with a broader sonic palette. They attribute that to sharing one mic when they sing with each other. The songs on the album enlarge small feelings and moments, working to turn them all into eternity. Moments that “usually pass too quickly to notice.” The guys have spent their…