There’s no sibling rivalry here! Though Ashlee Simpson wound up following in her sister Jessica Simpson’s singing footsteps, the former claimed she never felt like she was in competition with her older sibling. Ashlee, 39, discussed their relationship on a new episode of the “Broad Ideas with Rachel Bilson & Olivia Allen” podcast, where she insisted they had more good experiences together than bad. “At times there were moments, maybe it was on tour, I was like, [waves her hands] ‘Hey, look at me over here,’ but our relationship, as a whole, has always been very close,” the star explained. The …