[MRG] fix github integration to fetch `master` branch #530

	name: Unit Test

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	testing:
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: '3.11'
	- name: Install dependencies
	run: \|
	pip install .
	- name: Run Test
	run: python -m unittest discover tests

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