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

Author: renovate[bot]

.github/workflows/argo_workflow_test.yaml

@@ -18,7 +18,7 @@ jobs:
         feature: [workflow, workflow-template, cron-workflow]
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
       - name: Setup Kubernetes
         uses: engineerd/[email protected]
         with:

.github/workflows/charts_test.yaml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/flagger_e2e.yaml

@@ -18,7 +18,7 @@ jobs:
         cluster: [prod]
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
       - name: Setup Flux
         uses: fluxcd/flux2/action@main
       - name: Setup Kubernetes

.github/workflows/flagger_test.yaml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
       - name: Get Istioctl
         working-directory: flagger
         run: |

.github/workflows/flux2_e2e.yaml

@@ -19,7 +19,7 @@ jobs:
         solution: [multi-clusters, multi-tenants]
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
       - name: Setup tools
         uses: ./.github/actions/flux2/tools
       - name: Setup Flux

.github/workflows/flux2_test.yaml

@@ -17,7 +17,7 @@ jobs:
         solution: [multi-clusters, multi-tenants]
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
       - name: Setup tools
         uses: ./.github/actions/flux2/tools
       - name: Validate manifests

.github/workflows/tekton_test.yaml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0