[Java] Clean up outdated dependencies (#4489)

java/test/pom.xml

@@ -34,11 +34,6 @@
       <artifactId>testng</artifactId>
     </dependency>
 
-    <dependency>
-      <groupId>commons-collections</groupId>
-      <artifactId>commons-collections</artifactId>
-    </dependency>
-
     <dependency>
       <groupId>com.google.guava</groupId>
       <artifactId>guava</artifactId>