Bump actions/checkout from 5 to 6 (#36)

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

Author: dependabot[bot]

.github/workflows/create-artifact-with-features-files.yml

@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Checkout current repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Create artifact
         uses: actions/upload-artifact@v5

.github/workflows/pr-validate-features-files.yml

@@ -20,13 +20,13 @@ jobs:
     steps:
       # Clone repository that's calling this reusable workflow
       - name: Checkout current repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 2
 
       # Clone the localstack/meta repo to access required Python scripts and JSON schema files
       - name: Checkout localstack/meta repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           repository: 'localstack/meta'
           sparse-checkout: |

.github/workflows/update-test-durations.yml

@@ -34,7 +34,7 @@ jobs:
     name: "Download, merge and publish test durations"
     runs-on: ubuntu-latest
     steps:
-        - uses: actions/checkout@v5
+        - uses: actions/checkout@v6
           with:
             path: ${{ inputs.repository-name }}
 

.github/workflows/upgrade-python-dependencies.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Python
         id: setup-python