chore: Bump actions/checkout from 2 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [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] <support@github.com>

.github/workflows/codeql-analysis.yml

@@ -38,7 +38,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL

.github/workflows/ensure-docs-compiled.yaml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout 🛎
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - uses: actions/setup-go@v4
       - shell: bash
         run: make generate

.github/workflows/golangci-lint.yml

@@ -7,7 +7,7 @@ jobs:
     name: lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: actions/setup-go@v3
         with:
           go-version: 1.22

.github/workflows/nightly.yml

@@ -18,7 +18,7 @@ jobs:
         with:
           go-version: ${{ matrix.go-version }}
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Install plugin
         run: make install-plugin
       - name: Build binaries

.github/workflows/notify-integration-release-via-manual.yaml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout this repo
-        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           ref: ${{ github.event.inputs.branch }}
       # Ensure that Docs are Compiled
@@ -35,7 +35,7 @@ jobs:
           fi
       # Perform the Release
       - name: Checkout integration-release-action
-        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           repository: hashicorp/integration-release-action
           path: ./integration-release-action

.github/workflows/notify-integration-release-via-tag.yaml

@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout this repo
-        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           ref: ${{ github.ref }}
       # Ensure that Docs are Compiled
@@ -39,7 +39,7 @@ jobs:
           fi
       # Perform the Release
       - name: Checkout integration-release-action
-        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           repository: hashicorp/integration-release-action
           path: ./integration-release-action

.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

.github/workflows/unit-tests.yml

@@ -17,7 +17,7 @@ jobs:
         with:
           go-version: ${{ matrix.go-version }}
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - name: Build binaries
@@ -37,7 +37,7 @@ jobs:
         with:
           go-version: ${{ matrix.go-version }}
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - name: Generate