Fixed installation.

Signed-off-by: Daniel Scheffler <danschef@gfz-potsdam.de>
4 jobs for v0.12.7 in 8 minutes and 38 seconds (queued for 13 minutes and 20 seconds)
latest
Status Name Job ID Coverage
  Test
passed test_enpt #27713

00:07:09

89.0%
passed test_styles #27714

00:00:29

 
  Deploy
passed create_github_release #27716

00:00:24

passed deploy_pypi #27715

00:00:34