remove unused payments list call in confirm

Description

data wasn't being used or set anywhere

[ x] I have performed a self-review of my own code
[ ] I have commented my code, particularly in hard-to-understand areas
[ ] I have made corresponding changes to the documentation
[ ] I have added tests that prove my fix is effective or that my feature works
[ x] New and existing unit tests pass locally with my changes
[ ] I have updated the acceptance criteria on the task so that it can be tested
[ ] I have verified my contribution works and looks well in Firefox, Safari and Internet Explorer