Bump actions/checkout from 2 to 4 (#217)

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v4)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/build.yml

@@ -37,7 +37,7 @@ jobs:
         with:
           go-version: ${{ env.GO_VERSION }}
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Cached Go dependencies
         uses: actions/cache@v3
         with:
@@ -67,7 +67,7 @@ jobs:
         with:
           go-version: ${{ env.GO_VERSION }}
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - uses: actions/cache@v3
         with:
           path: ~/go/pkg/mod
@@ -105,7 +105,7 @@ jobs:
         with:
           go-version: ${{ env.GO_VERSION }}
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - uses: actions/cache@v3
         with:
           path: ~/go/pkg/mod

.github/workflows/publish-chart.yml

@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Install Helm
@@ -56,7 +56,7 @@ jobs:
       - test-helm-chart
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - id: package
         name: Package charts
         run: |

.github/workflows/release.yml

@@ -24,7 +24,7 @@ jobs:
         with:
           go-version: ${{ env.GO_VERSION }}
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - uses: actions/cache@v3
         with:
           path: ~/go/pkg/mod
@@ -63,7 +63,7 @@ jobs:
         with:
           go-version: ${{ env.GO_VERSION }}
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Set output

.github/workflows/test-chart.yml

@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Install Helm