Step, kick, kick, leap, kick, touch, again! In honor of the 40th anniversary of A Chorus Line on July 25, we asked fans to rank their favorite songs from the beloved Broadway musical. From Mike’s upbeat “I Can Do That” to Diana’s emotional “What I Did For Love,” A Chorus Line is packed with so many unforgettable songs, it’s tough to pick favorites. But too bad, life is hard.&…