Bug 13614 removed it. On bug 31056 we noticed that one function was
still needed but we copied it in the corresponding .tt
Now this JS file is no longer used and should be removed from the
codebase
Test plan:
git grep basketgroup.js
must not return anything
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de> Signed-off-by: Nick Clemens <nick@bywatersolutions.com> Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>