chore: update from jazzband to django-oauth

[dopry]

Fixes #

Description of the Change

Checklist

• PR only contains one change (considered splitting up PR)
• [N/A] unit-test added
• documentation updated
• [??] CHANGELOG.md updated (only for user relevant changes)
• author name in AUTHORS

[Copilot]

Pull Request Overview

This pull request migrates the Django OAuth Toolkit project from the jazzband organization to the django-oauth organization on GitHub. It updates all repository references, documentation links, and organizational branding throughout the codebase.

• Updates all GitHub URLs from jazzband/django-oauth-toolkit to django-oauth/django-oauth-toolkit
• Replaces Jazzband-specific branding and references with django-oauth organization equivalents
• Updates contact information, security reporting addresses, and contribution guidelines

Reviewed Changes

Copilot reviewed 13 out of 13 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
tests/test_models.py	Updates GitHub issue link reference
tests/test_authorization_code.py	Updates GitHub issue link reference
pyproject.toml	Updates repository URL in project metadata
docs/settings.rst	Updates GitHub issue link reference
docs/index.rst	Updates support link to new repository
docs/contributing.rst	Removes Jazzband branding and updates all GitHub links and contact information
docs/advanced_topics.rst	Updates GitHub issue link reference
README.rst	Removes Jazzband badges and branding, updates all GitHub links and contact information
Dockerfile	Updates container image labels to point to new repository
CONTRIBUTING.md	Replaces Jazzband references with django-oauth organization
CODE_OF_CONDUCT.md	Complete replacement with Django Commons-based code of conduct
CHANGELOG.md	Adds migration note and updates historical GitHub references
.github/workflows/release.yml	Updates PyPI publishing configuration for new organization

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

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