Test failures for CLI

Followup for #734. The Debian package build for 3.0-rc1 still fails due to test failures, even with -m "not network", because the CLI related tests fail.

------------------------------ Captured log call -------------------------------
DEBUG    pyproj:crs.py:965 PROJ_ERROR: proj_crs_get_sub_crs: Object is not a CompoundCRS
DEBUG    pyproj:crs.py:965 PROJ_ERROR: proj_crs_get_sub_crs: Object is not a CompoundCRS
DEBUG    pyproj:transformer.py:81 PROJ_ERROR: proj_coordoperation_get_method_info: Object is not a DerivedCRS or BoundCRS
=============================== warnings summary ===============================
.pybuild/cpython3_3.8_pyproj/build/test/test_transformer.py::test_transformer_group__get_transform_crs
  /build/python-pyproj-3.0~rc1/.pybuild/cpython3_3.8_pyproj/build/pyproj/transformer.py:81: UserWarning: Best transformation is not available due to missing Grid(short_name=nl_nsgi_rdtrans2018.tif, full_name=, package_name=, url=https://cdn.proj.org/nl_nsgi_rdtrans2018.tif, direct_download=True, open_license=True, available=False)
    super().__init__(

-- Docs: https://docs.pytest.org/en/latest/warnings.html
====== 18 failed, 292 passed, 24 deselected, 1 warnings in 111.28 seconds ======
E: pybuild pybuild:353: test: plugin distutils failed with: exit code=1: cd '/build/python-pyproj-3.0~rc1/.pybuild/cpython3_3.8_pyproj/build'; python3.8 -m pytest -v -m "not network"

Test output: pyproj.txt

[sebastic]

Yes, if we can’t make the test pass easily, deselected them easily is a good alternative.

[sebastic]

No, they are included in the proj-data package which provides the content of /usr/share/proj (proj.db among others), and is a strict dependency of libproj.