Switch to new Q&A tools base image

Dockerfile

-FROM python:3-buster
+FROM docker.ecoservice.de/cicd/qa-tools
 
-RUN addgroup --system pylint \
-    && adduser pylint --system --gecos "" --no-create-home --disabled-password --shell /bin/false --ingroup pylint \
-    && mkdir /code \
-    && chown pylint:pylint /code
-
-WORKDIR /code
-
-RUN pip install --no-cache-dir pylint-odoo
-
-COPY pylintrc /etc/pylintrc
-
-USER pylint
+COPY --chown=root:root pylintrc /etc/pylintrc
 
 # C8101: One of the following authors must be present in manifest: 'Odoo Community Association (OCA)' (manifest-required-author)
 # C8105: License "OPL-1" not allowed in manifest file. (license-allowed)

requirements.txt

+pylint-odoo