HADOOP-16773. Fix duplicate assertj-core dependency in hadoop-common module. Contributed by Xieming Li.

hadoop-common-project/hadoop-common/pom.xml

@@ -348,11 +348,6 @@
       <artifactId>wildfly-openssl</artifactId>
       <scope>provided</scope>
     </dependency>
-    <dependency>
-      <groupId>org.assertj</groupId>
-      <artifactId>assertj-core</artifactId>
-      <scope>test</scope>
-    </dependency>
   </dependencies>
 
   <build>