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] <[email protected]>

.github/workflows/automation-trigger-test.yml

@@ -15,12 +15,12 @@ jobs:
     runs-on: macos-latest
     steps:
       - name: Checkout SDK repo with testbed app
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: sdk
       # point to automation master branch by default
       - name: Checkout qa automation
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: qa
           repository: BranchMetrics/qentelli-saas-sdk-testing-automation

.github/workflows/gate-keeper.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: [ ubuntu-latest ]
     steps:
       - name: Checkout ${{ github.ref_name }}
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Node
         uses: actions/setup-node@v3
@@ -35,7 +35,7 @@ jobs:
     runs-on: [ ubuntu-latest ]
     steps:
       - name: Checkout ${{ github.ref_name }}
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Node
         uses: actions/setup-node@v3