Bump actions/checkout from 2 to 3 (#787)

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v2...v3)

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

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

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

.github/workflows/github-pages.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - name: Build docs
       run: make build-docs

.github/workflows/release-ci.yml

@@ -43,7 +43,7 @@ jobs:
             release-env: alpine
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Run checks
       run: |
         SECRETS_RELEASE_ENV="${{ matrix.release-env }}" \

.github/workflows/release.yml

@@ -23,7 +23,7 @@ jobs:
           - deb
           - rpm
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Run checks
       run: SECRETS_RELEASE_TYPE="${{ matrix.release-type }}" make release
       env:
@@ -33,7 +33,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: ['release-packages']
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - run: make changelog
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/test.yml

@@ -19,7 +19,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Shellcheck and Hadolint
       run: make lint
 
@@ -37,20 +37,20 @@ jobs:
           - rocky
           - ubuntu
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Run checks
       run: SECRETS_DOCKER_ENV="${{ matrix.docker-env }}" make docker-ci
 
   osx-ci:
     runs-on: macos-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Run checks
       run: brew install gawk gnupg && make test
 
   build-man:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Checks that manual generation works
       run: make build-man