build(demo): upgrade commons-demo to 5.0.0

Author: javier-godoy

pom.xml

@@ -142,7 +142,7 @@
 		<dependency>
 			<groupId>com.flowingcode.vaadin.addons.demo</groupId>
 			<artifactId>commons-demo</artifactId>
-			<version>3.8.0</version>
+			<version>5.0.0</version>
 			<scope>test</scope>
 		</dependency>
     </dependencies>
@@ -379,12 +379,6 @@
                 <jetty.version>11.0.26</jetty.version>
             </properties>
             <dependencies>
-                <dependency>
-                    <groupId>com.flowingcode.vaadin.addons.demo</groupId>
-                    <artifactId>commons-demo</artifactId>
-                    <version>5.0.0</version>
-                    <scope>test</scope>
-                </dependency>
                 <dependency>
                     <groupId>com.vaadin</groupId>
                     <artifactId>vaadin-dev</artifactId>