Bump actions/checkout from 5 to 6 in the github-actions group (#329)

Bumps the github-actions group with 1 update: [actions/checkout](https://github.com/actions/checkout).


Updates `actions/checkout` from 5 to 6
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v5...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
...

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

Author: dependabot[bot]

.github/workflows/functional.yaml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ inputs.ref || github.ref }}
 

.github/workflows/helm-lint.yaml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.ref }}
           fetch-depth: 0

.github/workflows/publish-charts.yaml

@@ -20,7 +20,7 @@ jobs:
       chart-version: ${{ steps.semver.outputs.version }}
     steps:
       - name: Check out the repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.ref || github.ref }}
           # This is important for the semver action to work correctly

.github/workflows/publish-images.yaml

@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Check out the repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.ref || github.ref }}
 
@@ -67,7 +67,7 @@ jobs:
       security-events: write  # required for pushing SARIF files
     steps:
       - name: Check out the repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.ref || github.ref }}
 
@@ -119,7 +119,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out the repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.ref || github.ref }}
 

.github/workflows/tox.yaml

@@ -18,7 +18,7 @@ jobs:
 
     steps:
     - name: Check out the repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         ref: ${{ inputs.ref || github.ref }}