Ben Affleck, rumored to be on the verge of a split from Jennifer Lopez, may have had a recent change of heart, RadarOnline.com has learned. The Hollywood power couple’s nearly two-year union became rocked by speculation about a possible looming divorce as Affleck reportedly moved out of their shared home and was spotted without his wedding ring several times this month. The Gone Girl actor, 51, seemed ready to end the relationship, but a source spilled to Us Magazine that while he was initially hesitant, he was starting to “invest more.” “[Ben has] struggled with loneliness” since moving out o…