Remove explicit task paths in tribe node test

This commit removes some explicit paths in the tribe node smoke test so
that these are easier to maintain (in the case of reorganization).

qa/smoke-test-tribe-node/build.gradle

@@ -64,6 +64,6 @@ integTest {
     setting 'tribe.two.transport.tcp.port', '40250-40399'
   }
   // need to kill the standalone nodes here
-  finalizedBy ':qa:smoke-test-tribe-node:setupClusterOne#stop'
-  finalizedBy ':qa:smoke-test-tribe-node:setupClusterTwo#stop'
+  finalizedBy 'setupClusterOne#stop'
+  finalizedBy 'setupClusterTwo#stop'
 }