Replace 'setup.py test' that was removed in setuptools 72 with 'python3 -m unittest'

Author: dmach

.github/workflows/tests.yaml

@@ -37,7 +37,7 @@ jobs:
         run: |
           pip3 config set global.break-system-packages 1
           pip3 install -e .
-          python3 setup.py test
+          python3 -m unittest
 
   unit:
     name: "unit"
@@ -109,7 +109,7 @@ jobs:
         run: |
           pip3 config set global.break-system-packages 1
           pip3 install -e .
-          python3 setup.py test
+          python3 -m unittest
 
       - name: 'Generate coverage reports (openSUSE Tumbleweed)'
         if: ${{ contains(matrix.container, '/opensuse/tumbleweed') }}

contrib/osc.spec

@@ -192,7 +192,7 @@ install -Dm0644 oscrc.5 %{buildroot}%{_mandir}/man5/oscrc.5
 %python3_fix_shebang
 
 %check
-%{use_python} setup.py test
+%{use_python} -m unittest
 
 %files
 %defattr(-,root,root,-)