ci: do always use v4 checkout action #161

	---
	name: changes

	"on":
	push:
	branches:
	- master

	jobs:
	changelog:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout source
	id: source
	uses: actions/checkout@v4
	with:
	token: ${{ secrets.BOT_ACCESS_TOKEN }}

	- name: Setup golang
	id: golang
	uses: actions/setup-go@v5
	with:
	go-version: ^1.23.0

	- name: Run changelog
	id: changelog
	run: make changelog

	- name: Commit changes
	id: commit
	uses: EndBug/add-and-commit@v9
	with:
	author_name: GitHub Actions
	author_email: [email protected]
	add: CHANGELOG.md
	message: "docs: automated changelog update"
	push: true
	commit: --signoff

	...

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