Update starter workflows to use the latest artifact actions (#2726)

* Update starter workflows to use the latest artifact actions

* Ensure incompatible artifact actions aren't synced to GHES

deployments/azure-webapps-java-jar.yml

@@ -50,7 +50,7 @@ jobs:
         run: mvn clean install
 
       - name: Upload artifact for deployment job
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: java-app
           path: '${{ github.workspace }}/target/*.jar'
@@ -66,7 +66,7 @@ jobs:
 
     steps:
       - name: Download artifact from build job
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: java-app