Enable pylint, because it catches stuff that ruff misses

Signed-off-by: Bas Zoetekouw <bas.zoetekouw@surf.nl>

.github/workflows/static-checks.yml

@@ -20,3 +20,6 @@ jobs:
         pip install -r test-requirements.txt
         ruff format --check
         ruff check
+    - name: Analysing the code with pylint
+      run: |
+        pylint podman-compose.py

test-requirements.txt

@@ -4,6 +4,7 @@ parameterized==0.9.0
 pytest==8.0.2
 tox==4.13.0
 ruff==0.3.1
+pylint==3.1.0
 
 # The packages below are transitive dependencies of the packages above and are included here
 # to make testing reproducible.
@@ -12,16 +13,21 @@ ruff==0.3.1
 #  pip freeze > test-requirements.txt
 # and edit test-requirements.txt to add this comment
 
+astroid==3.1.0
 cachetools==5.3.3
 chardet==5.2.0
 colorama==0.4.6
+dill==0.3.8
 distlib==0.3.8
 filelock==3.13.1
 iniconfig==2.0.0
+isort==5.13.2
+mccabe==0.7.0
 packaging==23.2
 platformdirs==4.2.0
 pluggy==1.4.0
 pyproject-api==1.6.1
 python-dotenv==1.0.1
 PyYAML==6.0.1
+tomlkit==0.12.4
 virtualenv==20.25.1