HDFS-16050. Some dynamometer tests fail. (#3079)

Signed-off-by: Takanobu Asanuma <tasanuma@apache.org>

hadoop-tools/hadoop-dynamometer/hadoop-dynamometer-blockgen/pom.xml

@@ -36,7 +36,7 @@
     </dependency>
     <dependency>
       <groupId>org.mockito</groupId>
-      <artifactId>mockito-all</artifactId>
+      <artifactId>mockito-core</artifactId>
       <scope>test</scope>
     </dependency>
     <dependency>

hadoop-tools/hadoop-dynamometer/hadoop-dynamometer-infra/pom.xml

@@ -74,7 +74,7 @@
     </dependency>
     <dependency>
       <groupId>org.mockito</groupId>
-      <artifactId>mockito-all</artifactId>
+      <artifactId>mockito-core</artifactId>
       <scope>test</scope>
     </dependency>
     <dependency>

hadoop-tools/hadoop-dynamometer/hadoop-dynamometer-workload/pom.xml

@@ -39,6 +39,11 @@
       <artifactId>junit</artifactId>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>org.mockito</groupId>
+      <artifactId>mockito-core</artifactId>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>org.apache.hadoop</groupId>
       <artifactId>hadoop-minicluster</artifactId>