Merge branch 'rel/2.1.0' into 'v2.1'

Rel/2.1.0

See merge request fsl/fslpy!120
3 jobs for 2.1.0 in 1 minute and 45 seconds (queued for 3 seconds)
latest
Status Name Job ID Coverage
  Build
passed build-pypi-dist #17250
docker

00:00:48

 
  Deploy
passed deploy-pypi #17251
docker manual

00:00:34

passed deploy-zenodo #17252
docker manual

00:00:47