Upgrade BWC tests to 2.18.0

Closes #316

Signed-off-by: Lukáš Vlček <lukas.vlcek@aiven.io>

Author: lukas-vlcek

gradle.properties

@@ -7,10 +7,10 @@ version = 2.18.0.0
 opensearch_version =
 
 # A version of OpenSearch cluster to run BWC tests against
-BWCversion = 2.17.0
+BWCversion = 2.17.1
 
 # A version of plugin to deploy to BWC clusters
-BWCPluginVersion = 2.17.0.0
+BWCPluginVersion = 2.17.1.0
 
 pluginName = prometheus-exporter
 pluginClassname = org.opensearch.plugin.prometheus.PrometheusExporterPlugin

src/test/java/org/opensearch/plugin/bwc/PluginBackwardsCompatibilityIT.java

@@ -34,8 +34,8 @@
  */
 public class PluginBackwardsCompatibilityIT extends OpenSearchRestTestCase {
 
-    public static final Version BWCVersion = Version.V_2_17_0;
-    public static final Version NewVersion = Version.V_2_17_1;
+    public static final Version BWCVersion = Version.V_2_17_1;
+    public static final Version NewVersion = Version.V_2_18_0;
 
     private static final ClusterType CLUSTER_TYPE = ClusterType.parse(System.getProperty("tests.rest.bwcsuite"));
     private static final String CLUSTER_NAME = System.getProperty("tests.clustername");