deps: update actions/checkout action to v4

.github/workflows/CI.yaml

@@ -38,7 +38,7 @@ jobs:
 
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Extract branch name
         id: extract_branch
@@ -86,7 +86,7 @@ jobs:
             folder: "klt-cert-manager/"
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Go 1.x
         uses: actions/setup-go@v4
@@ -132,7 +132,7 @@ jobs:
             folder: "klt-cert-manager/"
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Cache build tools
         id: cache-build-tools
@@ -236,10 +236,10 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out klt repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check out helm-charts repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: 'keptn/lifecycle-toolkit-charts'
           path: ./helm-charts-repository

.github/workflows/component-test.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Go 1.x
         uses: actions/setup-go@v4

.github/workflows/e2e-test.yml

@@ -25,7 +25,7 @@ jobs:
             folder: "scheduler/"
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup cluster
         uses: ./.github/actions/deploy-klt-on-cluster

.github/workflows/golangci-lint.yml

@@ -37,7 +37,7 @@ jobs:
             folder: "klt-cert-manager/"
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - uses: actions/setup-go@v4
         with:

.github/workflows/htmltest.yaml

@@ -22,7 +22,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           submodules: true
 

.github/workflows/integration-test.yml

@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup cluster
         uses: ./.github/actions/deploy-klt-on-cluster

.github/workflows/load-test.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Cache build tools
         id: cache-build-tools

.github/workflows/markdown-checks.yaml

@@ -29,7 +29,7 @@ jobs:
   markdown-link-check:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: gaurav-nelson/github-action-markdown-link-check@v1
         with:
           config-file: '.github/mlc_config.json'
@@ -42,7 +42,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Run TOC generation
         run: |
@@ -69,7 +69,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Go 1.x
         uses: actions/setup-go@v4

.github/workflows/performance-test.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup cluster
         uses: ./.github/actions/deploy-klt-on-cluster

.github/workflows/release-examples.yml

@@ -23,10 +23,10 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Checkout examples repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: keptn-sandbox/lifecycle-toolkit-examples
           path: ${{ inputs.examples_dir }}

.github/workflows/release.yml

@@ -32,7 +32,7 @@ jobs:
       build-matrix: ${{ steps.build-matrix.outputs.result }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Run release please
         uses: google-github-actions/release-please-action@v3
@@ -140,7 +140,7 @@ jobs:
       IMAGE_NAME: ghcr.io/keptn/${{ matrix.config.name }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           submodules: recursive
 

.github/workflows/security-scans.yml

@@ -111,7 +111,7 @@ jobs:
           cache: false
 
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
           submodules: 'true'
@@ -234,7 +234,7 @@ jobs:
           check-latest: true
 
       - name: Checkout Code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install govulncheck
         run: go install golang.org/x/vuln/cmd/govulncheck@latest

.github/workflows/validate-helm-chart.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Node
         uses: actions/setup-node@v3.8.1
@@ -55,7 +55,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check if Helm template is up to date
         run: ./.github/scripts/helm-test.sh

.github/workflows/yaml-checks.yaml

@@ -23,7 +23,7 @@ jobs:
   yamllint:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Lint YAML files
         run: make yamllint