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/main.yml

@@ -35,7 +35,7 @@ jobs:
         env:
           response: ${{ steps.get_PR_commits.outputs.data }}
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ref: ${{steps.getcommit.outputs.sha}}
 

.github/workflows/portal.yml

@@ -35,13 +35,13 @@ jobs:
         env:
           response: ${{ steps.get_PR_commits.outputs.data }}
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ref: ${{steps.getcommit.outputs.sha}}
           fetch-depth: 0
 
       - name: Checkout litmus-E2E Repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: litmuschaos/litmus-e2e
           path: litmus-e2e

.github/workflows/release.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 

.github/workflows/test.yml

@@ -29,7 +29,7 @@ jobs:
         run: |
           apk add git
       - name: Checkout Code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ github.event.pull_request.head.sha }}
 
@@ -53,7 +53,7 @@ jobs:
       IS_CHANGED: ${{ steps.list-changed.outputs.IS_CHANGED }}
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
@@ -90,7 +90,7 @@ jobs:
         k8s_version: [1.19.16, 1.20.15, 1.21.14, 1.22.15, 1.23.13, 1.24.7, 1.25.3]
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Set up chart-testing