chore: Bump actions/checkout from 2 to 4 (#62)

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v4)

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

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

.github/workflows/go-test-linux.yml

@@ -18,7 +18,7 @@ jobs:
     outputs:
       go-version: ${{ steps.get-go-version.outputs.go-version }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: 'Determine Go version'
         id: get-go-version
         run: |
@@ -30,7 +30,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Linux Go tests
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-go@v3
         with:
           go-version: ${{ needs.get-go-version.outputs.go-version }}

.github/workflows/go-validate.yml

@@ -17,7 +17,7 @@ jobs:
     outputs:
       go-version: ${{ steps.get-go-version.outputs.go-version }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: 'Determine Go version'
         id: get-go-version
         run: |
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Go Mod Tidy
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-go@v3
         with:
           go-version: ${{ needs.get-go-version.outputs.go-version }}
@@ -40,7 +40,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Lint check
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-go@v3
         with:
           go-version: ${{ needs.get-go-version.outputs.go-version }}
@@ -54,7 +54,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Gofmt check
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-go@v3
         with:
           go-version: ${{ needs.get-go-version.outputs.go-version }}
@@ -72,7 +72,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Generate check
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-go@v3
         with:
           go-version: ${{ needs.get-go-version.outputs.go-version }}

.github/workflows/release.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Unshallow
         run: git fetch --prune --unshallow
       - name: Set up Go

.github/workflows/test-plugin-example.yml

@@ -22,7 +22,7 @@ jobs:
     name: init and build example
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Init
         uses: hashicorp/packer-github-actions@master