SBGN reaction with no reactants crash map upload
**MIN 14.0.9**

[test-file.sbgn](/uploads/68ae005b02fe2f6778ffdcc3d86892d2/test-file.sbgn)
on the contrary, that map [consumption](/uploads/3bba3c11da1c686bae4a37872ea06b15/consu.sbgn) that contains only consumption (no reaction's product) is uploaded to MINERVA.
issue