build(deps): bump actions/checkout from 2.4.0 to 4.1.6

Bumps [actions/checkout](https://github.com/actions/checkout) from 2.4.0 to 4.1.6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2.4.0...v4.1.6)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/build-multiarch.yml

@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v4.1.6
 
       - name: Docker meta
         id: meta

.github/workflows/ci.yml

@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-      - uses: actions/checkout@v2.4.0
+      - uses: actions/checkout@v4.1.6
 
       - name: Setup Docker Buildx
         uses: docker/setup-buildx-action@v1

.github/workflows/generate-toc.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:
-      - uses: actions/checkout@v2.4.0
+      - uses: actions/checkout@v4.1.6
       - run: |
           curl https://raw.githubusercontent.com/ekalinin/github-markdown-toc/master/gh-md-toc -o gh-md-toc
           chmod a+x gh-md-toc

.github/workflows/main.yml

@@ -23,7 +23,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-    - uses: actions/checkout@v2.4.0
+    - uses: actions/checkout@v4.1.6
 
     - name: Prepare
       id: prep

.github/workflows/pr.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-      - uses: actions/checkout@v2.4.0
+      - uses: actions/checkout@v4.1.6
 
       - name: Setup Docker Buildx
         uses: docker/setup-buildx-action@v1