Bump actions/checkout from 2.3.4 to 2.4.0 (#166)

* Bump actions/checkout from 2.3.4 to 2.4.0

Bumps [actions/checkout](https://github.com/actions/checkout) from 2.3.4 to 2.4.0.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2.3.4...v2.4.0)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* Update changelog

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: dependabot[bot] <dependabot[bot]@users.noreply.github.com>
Co-authored-by: Dan Goslen <dwgoslen@gmail.com>

.github/workflows/pull_request.yml

@@ -21,7 +21,7 @@ jobs:
     needs: [ verify ]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2.3.4
+      - uses: actions/checkout@v2.4.0
         with: 
           token: ${{ secrets.ACTION_TOKEN }}
           ref: ${{ github.event.pull_request.head.sha }}
@@ -37,7 +37,7 @@ jobs:
   enforce-changelog:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2.3.4
+      - uses: actions/checkout@v2.4.0
         with: 
           token: ${{ secrets.ACTION_TOKEN }}
           ref: ${{ github.event.pull_request.head.ref }}

.github/workflows/release.yml

@@ -9,7 +9,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2.3.4
+      - uses: actions/checkout@v2.4.0
 
       - name: read versions
         id: read-version

CHANGELOG.md

@@ -9,6 +9,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Bumps `@vercel/ncc` from 0.28.6 to 0.31.1
 - Bumps `@actions/core` from 1.4.0 to 1.6.0
 - Bumps `jest` from 27.0.5 to 27.3.1
+- Bumps `actions/checkout` from 2.3.4 to 2.4.0
 - Bumps `uglify-js` from 3.13.9 to 3.14.3
 - Bumps `eslint` from 7.28.0 to 8.2.0