Bump actions/checkout from 2 to 4 #126

	name: Go
	on: [pull_request]
	jobs:
	build:
	name: Test
	runs-on: ubuntu-20.04
	steps:
	- name: Set up Go
	uses: actions/setup-go@v1
	with:
	go-version: 1.13
	id: go
	- name: Check out code into the Go module directory
	uses: actions/checkout@v4
	- name: Setup
	run: make bootstrap
	- name: Test build
	run: make install
	- name: Run tests
	run: make test

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