chore(deps): update github artifact actions (#19)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/release.yml

@@ -87,7 +87,7 @@ jobs:
         fi
 
     - name: Upload artifacts
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v5
       with:
         name: lilt-${{ matrix.goos }}-${{ matrix.goarch }}
         path: |
@@ -103,7 +103,7 @@ jobs:
     - uses: actions/checkout@v5
 
     - name: Download all artifacts
-      uses: actions/download-artifact@v5
+      uses: actions/download-artifact@v6
       with:
         path: artifacts