Remove settings that haven't been backported from test

Author: jordan-powers

server/src/internalClusterTest/java/org/elasticsearch/action/admin/indices/settings/get/GetSettingsIT.java

@@ -27,12 +27,7 @@ public void testGetDefaultValueWhenDependentOnOtherSettings() {
             .put("index.mapping.source.mode", "SYNTHETIC")
             .put("index.mapping.total_fields.ignore_dynamic_beyond_limit", true)
             .put("index.recovery.use_synthetic_source", true)
-            .put("index.use_time_series_doc_values_format", true)
             .put("index.mapping.ignore_above", 8191)
-            .putList("index.sort.field", "@timestamp")
-            .putList("index.sort.order", "desc")
-            .putList("index.sort.mode", "max")
-            .putList("index.sort.missing", "_last")
             .build();
 
         assertAcked(prepareCreate(indexName).setSettings(Settings.builder().put("index.mode", "logsdb")).get());