[MIG] Migration to 14.0 + add migration script

README.rst

__init__.py

__manifest__.py

i18n/fr.po

migration/14.0.1.0.0/post-migration.py

migration/14.0.1.0.0/pre-migration.py

models/__init__.py

models/cgscop_timesheet_code.py

models/cgscop_timesheet_sheet.py

models/hr_timesheet.py

models/project.py

models/res_company.py

models/res_partner.py

models/ur_financial_system.py

models/ur_month_timesheet.py

models/ur_regional_convention.py

report/report_hr_timesheet.xml

security/security_rules.xml

static/description/icon.png

views/cgscop_timesheet_sheet.xml