Update build_java_docker.yml

Author: AMeierDev

.github/workflows/build_java_docker.yml

@@ -34,7 +34,7 @@ jobs:
       - name: Build with Maven
         run: mvn clean package
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
          name: java.telegrambots.jar
          path: target/