Simplify upgrade section in the readme as currently it is talking about breaking changes in v1.2 (and there already was v2 with additional changes) #835

	# This workflow will install Python dependencies, run tests and lint with a variety of Python versions.
	# Based upon:
	# https://github.com/actions/starter-workflows/blob/main/ci/python-package.yml
	# As directed from:
	# https://docs.github.com/en/actions/guides/building-and-testing-python#starting-with-the-python-workflow-template

	on:
	pull_request:
	push:
	branches:
	- main

	jobs:
	check:

	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.12']
	steps:
	- uses: actions/checkout@v2
	with:
	submodules: 'recursive'
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Setup poetry
	uses: abatilo/[email protected]
	with:
	poetry-version: 1.3.2
	- name: Install dependencies
	run: poetry install -E crypto
	- name: Generate rest sync code and tests
	run: poetry run unasync
	- name: Test with pytest
	run: poetry run pytest

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