Justin Timberlake and Jessica Biel’s marriage is as strong as ever. Though the pair experienced a few bumps in the road since tying the knot in 2012, an insider claimed they’ve patched up any past issues. “Jessica trusts him again and feels solid in their relationship. People can be skeptical, but Jessica’s confident he’s learned from his mistakes,” the source told a magazine. The singer’s biggest blunder occurred in 2019, when he was caught getting touchy with Palmer costar Alisha Wainwright, 34. In published photos, the two were seen holding hands, laughing and drinking, and at one point, Pa…