SOLR-17620 Fix test failure for 9x by supplying hostContext (#3525)

Author: janhoy

solr/core/src/test/org/apache/solr/cloud/ZkControllerTest.java

@@ -227,7 +227,8 @@ public void testLiveNodeDataStored() throws Exception {
     try {
       server.run();
       CoreContainer cc = getCoreContainer();
-      CloudConfig cloudConfig = new CloudConfig.CloudConfigBuilder("127.0.0.1", 8983).build();
+      CloudConfig cloudConfig =
+          new CloudConfig.CloudConfigBuilder("127.0.0.1", 8983, "/solr").build();
 
       ZkController zkController = new ZkController(cc, server.getZkAddress(), 10000, cloudConfig);