Deleted old pr.yaml and push.yaml GH Action files #3

	name: Check that docs build
	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	persist-credentials: false

	- name: Setup Miniconda
	uses: conda-incubator/setup-miniconda@v2
	with:
	miniforge-variant: Mambaforge
	activate-environment: fiscalsim-us-dev
	environment-file: environment.yml
	python-version: "3.9"
	auto-activate-base: false

	- name: Build documentation # Build Jupyter Book
	run: make documentation

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