chore(deps): update actions/checkout action to v6

.github/workflows/percy-baseline.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout SCM
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - uses: ./.github/actions/percy-snapshot
         with:

.github/workflows/percy-prepare.yml

@@ -21,7 +21,7 @@ jobs:
     steps:
       # Checkout only the files that are needed for visual testing and safe for the snapshots workflow to run
       - name: Checkout repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           sparse-checkout: |
             templates/docs/examples/

.github/workflows/pr-percy-snapshots.yml

@@ -23,7 +23,7 @@ jobs:
     steps:
       # Checkout `main` branch of Vanilla
       - name: Checkout SCM
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Remove SCM directories that will be replaced by artifact files
         run: rm -rf templates/docs/examples/ templates/_macros/ tokens/ sd.config.json scss/

.github/workflows/pr.yml

@@ -11,7 +11,7 @@ jobs:
     name: Test
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
           node-version: 18
@@ -29,7 +29,7 @@ jobs:
     name: linkchecker
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Build Docker image
         run: DOCKER_BUILDKIT=1 docker build --build-arg BUILD_ID=test --tag testrun .
       - name: Run server with Docker
@@ -45,7 +45,7 @@ jobs:
     name: Cypress
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Build Docker image
         run: DOCKER_BUILDKIT=1 docker build --build-arg BUILD_ID=test --tag testrun .
       - name: Run server with Docker
@@ -62,7 +62,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Check inclusive naming
         uses: canonical/inclusive-naming@main

.github/workflows/publish-on-release.yml

@@ -9,7 +9,7 @@ jobs:
     name: Build Vanilla
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
           node-version: 18
@@ -33,7 +33,7 @@ jobs:
     needs: build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
           node-version: 12
@@ -53,7 +53,7 @@ jobs:
     needs: [build, publish-npm]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/download-artifact@v6
         with:
           name: css

.github/workflows/release-drafter.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           # Only need package.json as it is used by the get_version step to pass tag number into release-drafter
           sparse-checkout: package.json