ci: update javadoc

Author: alexcheng1982

pom.xml

@@ -91,18 +91,15 @@
           </executions>
         </plugin>
         <plugin>
-          <groupId>org.apache.maven.plugins</groupId>
-          <artifactId>maven-javadoc-plugin</artifactId>
-          <version>3.6.3</version>
+          <groupId>org.jetbrains.dokka</groupId>
+          <artifactId>dokka-maven-plugin</artifactId>
+          <version>2.0.0</version>
           <executions>
             <execution>
-              <id>attach-javadocs</id>
+              <phase>package</phase>
               <goals>
-                <goal>jar</goal>
+                <goal>javadocJar</goal>
               </goals>
-              <configuration>
-                <failOnError>false</failOnError>
-              </configuration>
             </execution>
           </executions>
         </plugin>
@@ -188,8 +185,8 @@
             <artifactId>maven-source-plugin</artifactId>
           </plugin>
           <plugin>
-            <groupId>org.apache.maven.plugins</groupId>
-            <artifactId>maven-javadoc-plugin</artifactId>
+            <groupId>org.jetbrains.dokka</groupId>
+            <artifactId>dokka-maven-plugin</artifactId>
           </plugin>
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>