Fix build errors due to missing dependency

pom.xml

@@ -711,12 +711,11 @@
         <scope>test</scope>
       </dependency>
 
-      <!-- Test dependency for generating a compressed heap dump file -->
+      <!-- Test suite dependency for generating a compressed heap dump file -->
       <dependency>
         <groupId>org.tukaani</groupId>
         <artifactId>xz</artifactId>
         <version>1.5</version>
-        <scope>test</scope>
       </dependency>
     </dependencies>
   </dependencyManagement>

testsuite/pom.xml

@@ -59,7 +59,6 @@
     <dependency>
       <groupId>org.tukaani</groupId>
       <artifactId>xz</artifactId>
-      <scope>test</scope>
     </dependency>
   </dependencies>
 

transport-native-epoll/pom.xml

@@ -55,10 +55,6 @@
       <classifier>${os.detected.classifier}</classifier>
       <scope>test</scope>
     </dependency>
-    <dependency>
-      <groupId>junit</groupId>
-      <artifactId>junit</artifactId>
-    </dependency>
   </dependencies>
 
   <build>