DOC: removed unnecessary file
DOC: removed unnecessary file

Former-commit-id: f6bd13579aecc6203180edba8c5b901e01a9b8a2
Former-commit-id: 9607cbf69fbc3e2bf2d67db0719a9a6ba606680d
3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox