Actually run the tests in python 3.12 and 3.13 and remove `snapshottest` dependency #408

	name: 📄 Tests
	on:
	push:
	branches:
	- master
	- '*.x'
	paths-ignore:
	- 'docs/**'
	- '*.md'
	- '*.rst'
	pull_request:
	branches:
	- master
	- '*.x'
	paths-ignore:
	- 'docs/**'
	- '*.md'
	- '*.rst'
	jobs:
	tests:
	# runs the test suite
	name: ${{ matrix.name }}
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	include:
	- {name: '3.13', python: '3.13-dev', os: ubuntu-latest, tox: py313}
	- {name: '3.12', python: '3.12', os: ubuntu-latest, tox: py312}
	- {name: '3.11', python: '3.11', os: ubuntu-latest, tox: py311}
	- {name: '3.10', python: '3.10', os: ubuntu-latest, tox: py310}
	- {name: '3.9', python: '3.9', os: ubuntu-latest, tox: py39}
	- {name: '3.8', python: '3.8', os: ubuntu-latest, tox: py38}
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python }}

	- name: update pip
	run: \|
	python -m pip install --upgrade pip
	pip install --upgrade setuptools wheel

	- name: get pip cache dir
	id: pip-cache
	run: echo "dir=$(pip cache dir)" >> $GITHUB_OUTPUT
	- name: cache pip dependencies
	uses: actions/cache@v3
	with:
	path: ${{ steps.pip-cache.outputs.dir }}
	key: pip\|${{ runner.os }}\|${{ matrix.python }}\|${{ hashFiles('setup.py') }}
	- run: pip install tox
	- run: tox -e ${{ matrix.tox }}
	- name: Upload coverage.xml
	if: ${{ matrix.python == '3.10' }}
	uses: actions/upload-artifact@v3
	with:
	name: graphene-coverage
	path: coverage.xml
	if-no-files-found: error
	- name: Upload coverage.xml to codecov
	if: ${{ matrix.python == '3.10' }}
	uses: codecov/codecov-action@v3

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