chore(deps): bump actions/upload-artifact and actions/download-artifact from 3 to 4 (#1534)

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Francesco Furlan <[email protected]>

Author: dependabot[bot]

.github/workflows/release.yaml

@@ -78,7 +78,7 @@ jobs:
           done
 
       - name: Stash changelog files
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: generated-changelogs
           path: |
@@ -96,7 +96,7 @@ jobs:
           fetch-depth: 0
 
       - name: Unstash generated changelogs
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: generated-changelogs
           path: charts
@@ -169,7 +169,7 @@ jobs:
           token: ${{ secrets.TOOLS_JENKINS_ADMIN_ACCESS_GITHUB_TOKEN }}
 
       - name: Unstash generated changelogs
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: generated-changelogs
           path: charts