Bump dawidd6/action-download-artifact from 3 to 6 (eclipse-velocitas#67)

Author: BjoernAtBosch

src/cpp-app/workflows/release.yml

@@ -94,7 +94,7 @@ jobs:
           intervalSeconds: 20
 
       - name: Download builds from Build multiarch image workflow artifacts
-        uses: dawidd6/action-download-artifact@v3
+        uses: dawidd6/action-download-artifact@v6
         with:
           github_token: ${{secrets.GITHUB_TOKEN}}
           workflow: build-multiarch-image.yml
@@ -151,7 +151,7 @@ jobs:
           intervalSeconds: 30
 
       - name: Download artifact from CI workflow
-        uses: dawidd6/action-download-artifact@v3
+        uses: dawidd6/action-download-artifact@v6
         with:
           workflow: ci.yml
           workflow_conclusion: success

src/python-app/workflows/release.yml

@@ -89,7 +89,7 @@ jobs:
           intervalSeconds: 20
 
       - name: Download builds from Build multiarch image workflow artifacts
-        uses: dawidd6/action-download-artifact@v3
+        uses: dawidd6/action-download-artifact@v6
         with:
           github_token: ${{secrets.GITHUB_TOKEN}}
           workflow: build-multiarch-image.yml
@@ -156,7 +156,7 @@ jobs:
           intervalSeconds: 10
 
       - name: Download artifact from CI workflow
-        uses: dawidd6/action-download-artifact@v3
+        uses: dawidd6/action-download-artifact@v6
         with:
           workflow: ci.yml
           workflow_conclusion: success