Bump actions/download-artifact from 4 to 5

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

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

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/oci-make-nightly.yaml

@@ -81,7 +81,7 @@ jobs:
           ref: ${{ matrix.branch }}
 
       - name: Download package-generic-unix
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: package-generic-unix-otp${{ matrix.otp_version }}-${{ matrix.branch }}
           path: PACKAGES

.github/workflows/oci-make.yaml

@@ -84,7 +84,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v5
       - name: Download package-generic-unix
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: package-generic-unix-otp${{ matrix.otp_version }}
           path: PACKAGES