chore: bump actions/checkout from 1 to 5

Bumps [actions/checkout](https://github.com/actions/checkout) from 1 to 5.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v1...v5)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/after-push-to-branch.yaml

@@ -28,7 +28,7 @@ jobs:
       packages: write
       contents: read
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - uses: actions/setup-go@v5
       with:
         go-version: '1.24.3'
@@ -47,7 +47,7 @@ jobs:
       packages: write
       contents: read
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - uses: actions/setup-go@v5
       with:
         go-version: '1.24.3'

.github/workflows/after-tag-with-version.yaml

@@ -29,7 +29,7 @@ jobs:
       contents: read
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Go
         uses: actions/setup-go@v5

.github/workflows/ci.yaml

@@ -31,7 +31,7 @@ jobs:
         platform: [ubuntu-latest]
     runs-on: ${{ matrix.platform }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Lint shell scripts, ignoring third-party files
         run: |
           find . -name "*.sh" > shell_files.out
@@ -49,7 +49,7 @@ jobs:
           go-version: '1.24.3'
         id: go
       - name: Check out code into GOPATH
-        uses: actions/checkout@v1
+        uses: actions/checkout@v5
         with:
           path: go/src/github.com/${{ github.repository }}
       - name: Run unit tests
@@ -63,7 +63,7 @@ jobs:
       GOPATH: /home/runner/work/krm-functions-catalog/functions/go
       GO111MODULE: on
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Set up Go 1.24.3
         uses: actions/setup-go@v5
         with:

.github/workflows/release.yaml

@@ -27,7 +27,7 @@ jobs:
     name: function-release
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     - name: Create Short Tag for Function Release
       # Create secondary short tag, e.g. functions/go/apply-setters/v1.1.1 -> apply-setters/v1.1.1
       run: |