Update actions/download-artifact action to v5

Author: renovate[bot]

.github/workflows/build.yml

@@ -112,7 +112,7 @@ jobs:
       contents: write
     steps:      
       - uses: actions/checkout@v4
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v5
         with:
           path: ${{ github.workspace }}/Sporemod
           merge-multiple: true