chore(deps): bump actions/checkout from 3 to 4 (#560)

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [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/v3...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>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: TwiN <twin@linux.com>

.github/workflows/benchmark.yml

@@ -25,6 +25,6 @@ jobs:
           go-version: 1.19
           repository: "${{ github.event.inputs.repository || 'TwiN/gatus' }}"
           ref: "${{ github.event.inputs.ref || 'master' }}"
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Benchmark
         run: go test -bench=. ./storage/store

.github/workflows/publish-experimental.yml

@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 20
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx

.github/workflows/publish-latest-to-ghcr.yml

@@ -16,7 +16,7 @@ jobs:
       packages: write
     timeout-minutes: 60
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx

.github/workflows/publish-latest.yml

@@ -13,7 +13,7 @@ jobs:
     if: ${{ (github.event.workflow_run.conclusion == 'success') && (github.event.workflow_run.head_repository.full_name == github.repository) }}
     timeout-minutes: 60
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx

.github/workflows/publish-release-to-ghcr.yml

@@ -10,7 +10,7 @@ jobs:
       packages: write
     timeout-minutes: 60
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx

.github/workflows/publish-release.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 60
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx

.github/workflows/test.yml

@@ -19,7 +19,7 @@ jobs:
       - uses: actions/setup-go@v4
         with:
           go-version: 1.19
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Build binary to make sure it works
         run: go build
       - name: Test