Merge branch 'rel/3.1.0' into 'v3.1'

MNT: version

See merge request fsl/fslpy!233
3 jobs for 3.1.0 in 7 minutes and 53 seconds (queued for 1 second)
latest
Status Name Job ID Coverage
  Build
passed build-pypi-dist #25874
docker

00:05:06

 
  Deploy
passed deploy-pypi #25875
docker manual

00:02:46

passed deploy-zenodo #25876
docker manual

00:02:27