[WAYANG-BENCHMARK] correction of scala 11

Signed-off-by: bertty <bertty@apache.org>
diff --git a/wayang-benchmark/wayang-benchmark_2.11/pom.xml b/wayang-benchmark/wayang-benchmark_2.11/pom.xml
index 127be07..b9b3a52 100644
--- a/wayang-benchmark/wayang-benchmark_2.11/pom.xml
+++ b/wayang-benchmark/wayang-benchmark_2.11/pom.xml
@@ -48,6 +48,16 @@
       <artifactId>spark-graphx_2.11</artifactId>
       <version>${spark.version}</version>
     </dependency>
+    <dependency>
+      <groupId>org.apache.flink</groupId>
+      <artifactId>flink-java</artifactId>
+      <version>1.7.1</version>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.wayang</groupId>
+      <artifactId>wayang-flink_2.11</artifactId>
+      <version>0.6.1-SNAPSHOT</version>
+    </dependency>
   </dependencies>
 
 </project>