TEST: reduced integrity threshold for sct_register_to_template
TEST: reduced integrity threshold for sct_register_to_template

Former-commit-id: 1b1e2818468511920fcd0c8144fc708b6db985e7 [formerly 2d89c988d82dcd489e72dc0689eac4b81a6e11de]
Former-commit-id: 2eed206a00509c5c8fadbdf2ae9f75de7400263d
Former-commit-id: 22988fc2bba6b26363fc2c80bc7d67eb9496962e
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox