[AUTO] [2.x] Add bwc version 2.15.1. (opensearch-project#14548)

* Add bwc version 2.15.1

Signed-off-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

* Fix auto-generated version

Signed-off-by: Andrew Ross <andrross@amazon.com>

---------

Signed-off-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Signed-off-by: Andrew Ross <andrross@amazon.com>
Co-authored-by: opensearch-ci-bot <83309141+opensearch-ci-bot@users.noreply.github.com>
Co-authored-by: Andrew Ross <andrross@amazon.com>

Author: 3 people

.ci/bwcVersions

@@ -90,3 +90,4 @@ BWC_VERSION:
   - "2.14.0"
   - "2.14.1"
   - "2.15.0"
+  - "2.15.1"

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

@@ -133,6 +133,7 @@ public class Version implements Comparable<Version>, ToXContentFragment {
     public static final Version V_2_14_0 = new Version(2140099, org.apache.lucene.util.Version.LUCENE_9_10_0);
     public static final Version V_2_14_1 = new Version(2140199, org.apache.lucene.util.Version.LUCENE_9_10_0);
     public static final Version V_2_15_0 = new Version(2150099, org.apache.lucene.util.Version.LUCENE_9_10_0);
+    public static final Version V_2_15_1 = new Version(2150199, org.apache.lucene.util.Version.LUCENE_9_10_0);
     public static final Version V_2_16_0 = new Version(2160099, org.apache.lucene.util.Version.LUCENE_9_11_0);
     public static final Version CURRENT = V_2_16_0;