FBMN fails during file transfer

[JosuaCarl]

Describe the bug
The execution graph fails with:

There was an error transferring this workflow's input files to computation storage.

To Reproduce
Steps/Task to reproduce the behavior:

1. Go to 'https://gnps-quickstart.ucsd.edu/featurebasednetworking'
2. Submit a job with quantification and ms2 file (produced by mzmine)