build: upgrade javadoc plugin to 3.11.1

Author: javier-godoy

pom.xml

@@ -288,25 +288,28 @@
 							</execution>
 						</executions>
 					</plugin>
-					<plugin>
-						<groupId>org.apache.maven.plugins</groupId>
-						<artifactId>maven-javadoc-plugin</artifactId>
-						<version>3.0.1</version>
-						<executions>
-							<execution>
-								<id>attach-javadocs</id>
-								<phase>verify</phase>
-								<goals>
-									<goal>jar</goal>
-								</goals>
-							</execution>
-						</executions>
-						<configuration>
-							<quiet>true</quiet>
-							<additionalparam>-Xdoclint:none</additionalparam>
-							<doclint>none</doclint> 
-						</configuration>
-					</plugin>
+                   <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-javadoc-plugin</artifactId>
+                        <version>3.11.1</version>
+                        <executions>
+                            <execution>
+                                <id>attach-javadocs</id>
+                                <phase>package</phase>
+                                <goals>
+                                    <goal>jar</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                        <configuration>
+                            <quiet>true</quiet>
+                            <doclint>none</doclint>
+                            <failOnWarnings>false</failOnWarnings>
+                            <links>
+                                <link>https://javadoc.io/doc/com.vaadin/vaadin-platform-javadoc/${vaadin.version}</link>
+                            </links>
+                        </configuration>
+                    </plugin>
 					<plugin>
 						<groupId>org.apache.maven.plugins</groupId>
 						<artifactId>maven-jar-plugin</artifactId>