[mig] Migration to 14.0 + add pre-commit changes

.editorconfig

.eslintrc.yml

.flake8

.gitignore

.isort.cfg

.pre-commit-config.yaml

.prettierrc.yml

.pylintrc

.pylintrc-mandatory

README.rst

__init__.py

__manifest__.py

controllers/main.py

models/api_alfresco.py

models/cmis_backend.py

security/ir.model.access.csv

static/description/icon.png

static/src/js/form_widgets.js

views/assets.xml

views/cmis_backend.xml