satpy is marked for autoremoval from testing

[Debian testing autoremoval watch]

satpy 0.19.1-3 is marked for autoremoval from testing on 2020-04-07

It (build-)depends on packages with these RC bugs:
951982: tqdm: FTBFS: ImportError: cannot import name 'PanelGroupBy' from 'pandas.core.groupby' (/usr/lib/python3/dist-packages/pandas/core/groupby/__init__.py)
952131: pyhamcrest: FTBFS: build-dependency not installable: python-pytest-cov