Fix bwc on main by adding 3.3.1 to bwcVersions

Signed-off-by: Craig Perkins <cwperx@amazon.com>

Author: cwperks

.ci/bwcVersions

@@ -51,3 +51,4 @@ BWC_VERSION:
   - "3.1.0"
   - "3.2.0"
   - "3.3.0"
+  - "3.3.1"

libs/core/src/main/java/org/opensearch/Version.java

@@ -122,6 +122,7 @@ public class Version implements Comparable<Version>, ToXContentFragment {
     public static final Version V_3_1_0 = new Version(3010099, org.apache.lucene.util.Version.LUCENE_10_2_1);
     public static final Version V_3_2_0 = new Version(3020099, org.apache.lucene.util.Version.LUCENE_10_2_2);
     public static final Version V_3_3_0 = new Version(3030099, org.apache.lucene.util.Version.LUCENE_10_3_1);
+    public static final Version V_3_3_1 = new Version(3030199, org.apache.lucene.util.Version.LUCENE_10_3_1);
     public static final Version V_3_4_0 = new Version(3040099, org.apache.lucene.util.Version.LUCENE_10_3_1);
     public static final Version CURRENT = V_3_4_0;