Update the Thrift definition to 4.0.1

Author: okumin

pom.xml

@@ -34,7 +34,7 @@
         <dependency>
             <groupId>org.apache.thrift</groupId>
             <artifactId>libthrift</artifactId>
-            <version>0.19.0</version>
+            <version>0.21.0</version>
         </dependency>
 
         <dependency>