Merge branch 'rel/2.6.1' into 'v2.6'

Rel/2.6.1

See merge request fsl/fslpy!166
3 jobs for 2.6.1 in 1 minute and 16 seconds (queued for 1 second)
latest
Status Name Job ID Coverage
  Build
passed build-pypi-dist #21647
docker

00:00:45

 
  Deploy
passed deploy-pypi #21648
docker manual

00:00:31

manual deploy-zenodo #21649
docker allowed to fail manual