Bump codecov/codecov-action from 3 to 4 #316

	name: Static Checks

	on:
	push:
	pull_request:
	merge_group:
	schedule:
	- cron: '0 10 * * 3'

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: '3.x'
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install .[contrib]
	- name: Lint with flake8
	run: \|
	flake8 src cobald_tests
	- name: Format with black
	run: \|
	black src cobald_tests --diff --check

Provide feedback