ci: bump actions/checkout from 4 to 6 in /.github/workflows

.github/workflows/_actions.yaml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@v6
 
       - name: Create Test Subgraph schema
         run: >

.github/workflows/_docs.yaml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@v6
 
       - name: Setup Node
         uses: actions/setup-node@v4.2.0
@@ -34,7 +34,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@v6
 
       - name: Setup Python
         uses: actions/setup-python@v5.4.0

.github/workflows/_helm_lint.yaml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/_lint_commits.yaml

@@ -11,7 +11,7 @@ jobs:
       pull-requests: read
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/_release_please.yaml

@@ -16,7 +16,7 @@ jobs:
       id-token: write
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/_supergraph_generate.yaml

@@ -20,7 +20,7 @@ jobs:
         run: npm install -g wgc@latest
 
       - name: Checkout Source
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@v6
 
       - name: Compose Execution Config
         run: |

.github/workflows/_supergraph_publish.yaml

@@ -11,7 +11,7 @@ jobs:
       packages: write
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/schema_comparison.yaml

@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: Checkout main
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           ref: main
 
@@ -39,7 +39,7 @@ jobs:
           cp supergraph.graphql /tmp/old_supergraph.graphql
 
       - name: Checkout Source
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@v6
 
       - name: Compose New Execution Config (PR)
         run: |