Adiciona testes para python versão 3.12 #158

	name: PyNFe CI
	on: [pull_request, push]
	jobs:
	build:
	runs-on: ubuntu-20.04
	strategy:
	fail-fast: false
	matrix:
	python-version: [
	"3.6",
	"3.7",
	"3.8",
	"3.9",
	"3.10",
	"3.11",
	"3.12"
	]
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	pip install Flake8-pyproject
	pip install -r requirements.txt
	pip install flake8 pytest
	- name: Lint
	run: flake8 . --count --show-source --statistics
	- name: Tests
	run: pytest -v

Provide feedback