Update sponsorship-agreement.md #433

	name: Check collectstatic
	on: [push, pull_request]
	jobs:
	collectstatic:
	# Avoid running CI more than once on pushes to main repo open PRs
	if: github.event_name != 'pull_request' \|\| github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
	runs-on: ubuntu-latest
	steps:
	- name: Check out repository
	uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	with:
	python-version-file: '.python-version'
	- name: Cache Python dependencies
	uses: actions/cache@v4
	env:
	cache-name: pythondotorg-cache-pip
	with:
	path: ~/.cache/pip
	key: ${{ runner.os }}-${{ github.job }}-${{ env.cache-name }}-${{ hashFiles('requirements.txt', '*-requirements.txt') }}
	restore-keys: \|
	${{ runner.os }}-${{ github.job }}-${{ env.cache-name }}-
	${{ runner.os }}-${{ github.job }}-
	${{ runner.os }}-
	- name: Install Python dependencies
	run: \|
	pip install -U pip setuptools wheel
	pip install -r requirements.txt -r prod-requirements.txt
	- name: Run Tests
	run: \|
	DJANGO_SETTINGS_MODULE=pydotorg.settings.static python manage.py collectstatic --noinput

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