Merge topic 'ci-swift'

c1479f08a8 ci: Enable Swift tests in debian10-ninja job in non-MR pipelines
4db7020811 ci: Move debian10_ninja job environment to shell script
0e7172e615 ci: Add Swift compiler runtime dependencies to Debian base image
46da86dcd9 ci: Verify content of ironpython package in Debian base image

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: Ben Boeckel <ben.boeckel@kitware.com>
Merge-request: !7022