chore(deps): Bump actions/checkout from 3 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3...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>

.github/workflows/ci.yaml

@@ -17,7 +17,7 @@ jobs:
       TANZU_HOME: $HOME/tanzu
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/setup-go@v4
       with:
         go-version: 1.20.x
@@ -82,7 +82,7 @@ jobs:
       TANZU_HOME: c:/Program\ Files/tanzu
     runs-on: windows-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/setup-go@v4
       with:
         go-version: 1.20.x
@@ -122,7 +122,7 @@ jobs:
       TANZU_HOME: $HOME/tanzu
     runs-on: macos-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/setup-go@v4
       with:
         go-version: 1.20.x
@@ -176,7 +176,7 @@ jobs:
       TANZU_HOME: $HOME/tanzu
       OS_ARCH: linux-amd64
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: vmware-tanzu/carvel-setup-action@v2
       with:
         token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/rebase.yaml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout the latest code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           fetch-depth: 0 # otherwise, you will fail to push refs to dest repo