Bump actions/setup-node from 4 to 5 (Azure-Samples#256)

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 4 to 5.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v4...v5)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/app-tests.yaml

@@ -104,7 +104,7 @@ jobs:
             python ./src/backend/fastapi_app/setup_postgres_seeddata.py
 
         - name: Setup node
-          uses: actions/setup-node@v4
+          uses: actions/setup-node@v5
           with:
             node-version: 18
 

.github/workflows/azure-dev.yaml

@@ -44,7 +44,7 @@ jobs:
         uses: Azure/[email protected]
 
       - name: Install Nodejs
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v5
         with:
           node-version: 20
 

.github/workflows/evaluate.yaml

@@ -114,7 +114,7 @@ jobs:
           python ./src/backend/fastapi_app/setup_postgres_seeddata.py
 
       - name: Setup node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v5
         with:
           node-version: 18