Upgrade: [dependabot] - bump actions/upload-artifact from 4 to 5

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

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/package_npm_code.yml

@@ -60,7 +60,7 @@ jobs:
               run: |
                   make package
 
-            - uses: actions/upload-artifact@v4
+            - uses: actions/upload-artifact@v5
               name: Upload packaged code
               with:
                   name: nhsdigital-eps-cdk-constructs-1.0.0.tgz