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>

Author: dependabot[bot]

.github/workflows/app-pipeline-pr.yml

@@ -15,7 +15,7 @@ jobs:
   linting-pr:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python version
         uses: actions/setup-python@v3.0.0
@@ -34,7 +34,7 @@ jobs:
     needs:
       - linting-pr
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python version
         uses: actions/setup-python@v3.0.0
@@ -56,7 +56,7 @@ jobs:
     needs:
       - linting-pr
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python version
         uses: actions/setup-python@v3.0.0
@@ -81,7 +81,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python version
         uses: actions/setup-python@v3.0.0

.github/workflows/app-pipeline.yml

@@ -23,7 +23,7 @@ jobs:
   linting:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python version
         uses: actions/setup-python@v3.0.0
@@ -42,7 +42,7 @@ jobs:
     needs:
       - linting
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python version
         uses: actions/setup-python@v3.0.0
@@ -64,7 +64,7 @@ jobs:
     needs:
       - linting
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python version
         uses: actions/setup-python@v3.0.0
@@ -98,7 +98,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python version
         uses: actions/setup-python@v3.0.0
@@ -128,7 +128,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python version
         uses: actions/setup-python@v3.0.0