Update actions/upload-artifact to v7 (Dependabot #496)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

Author: fvarrui

.github/workflows/smoke-tests.yml

@@ -90,7 +90,7 @@ jobs:
 
       - name: Upload artifacts
         if: always()
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: hello-world-${{ matrix.os }}-${{ matrix.tool }}-${{ matrix.macStartup }}${{ matrix.admin && '-admin' || '' }}
           path: |
@@ -159,7 +159,7 @@ jobs:
 
       - name: Upload artifacts
         if: always()
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: hello-world-ubuntu-latest-${{ matrix.tool }}${{ matrix.java && format('-jdk{0}', matrix.java) || '' }}
           path: |
@@ -230,7 +230,7 @@ jobs:
 
       - name: Upload artifacts
         if: always()
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: hello-world-windows-latest-${{ matrix.tool }}
           path: |