chore(deps): 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/ci.yaml

@@ -129,7 +129,7 @@ jobs:
           imgpkg push -f "${scratch}" -b "${BUNDLE}"
           imgpkg copy -b "${BUNDLE}" --to-tar source-controller-bundle.tar
         echo "##[endgroup]"
-    - uses: actions/upload-artifact@v4
+    - uses: actions/upload-artifact@v5
       with:
         name: source-controller-bundle.tar
         path: source-controller-bundle.tar