chore(gha): bump actions/upload-artifact from 3 to 4 (#267)

Author: dependabot[bot]

.github/workflows/R-CMD-check.yaml

@@ -69,7 +69,7 @@ jobs:
           R CMD build .
           ls -la
       - name: Upload the source package
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ matrix.config.os }}-r${{ matrix.config.r }}-source-package
           path: bpmnVisualizationR_*.tar.gz
@@ -79,7 +79,7 @@ jobs:
 
       - name: Upload source package check results
         if: ${{ failure() && steps.source_package_checks.outcome == 'failure' }}
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ matrix.config.os }}-r${{ matrix.config.r }}-source-package-check-results
           path: bpmnVisualizationR.Rcheck

.github/workflows/publish-documentation-pr-preview.yml

@@ -33,7 +33,7 @@ jobs:
       # Always upload the website for local browsing and when it cannot be deployed to surge
       - name: Upload documentation
         if: github.event.action != 'closed'
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: documentation-${{github.sha}}
           path: docs