Increment version to 1.2.1.

Signed-off-by: dblock <dblock@dblock.org>

Author: dblock

.ci/bwcVersions

@@ -78,3 +78,4 @@ BWC_VERSION:
   - "1.0.1"
   - "1.1.0"
   - "1.1.1"
+  - "1.2.0"

buildSrc/version.properties

@@ -1,4 +1,4 @@
-opensearch        = 1.2.0
+opensearch        = 1.2.1
 lucene            = 8.10.1
 
 bundled_jdk_vendor = adoptopenjdk

server/src/main/java/org/opensearch/Version.java

@@ -75,7 +75,8 @@ public class Version implements Comparable<Version>, ToXContentFragment {
     public static final Version V_1_1_0 = new Version(1010099, org.apache.lucene.util.Version.LUCENE_8_9_0);
     public static final Version V_1_1_1 = new Version(1010199, org.apache.lucene.util.Version.LUCENE_8_9_0);
     public static final Version V_1_2_0 = new Version(1020099, org.apache.lucene.util.Version.LUCENE_8_10_1);
-    public static final Version CURRENT = V_1_2_0;
+    public static final Version V_1_2_1 = new Version(1020199, org.apache.lucene.util.Version.LUCENE_8_10_1);
+    public static final Version CURRENT = V_1_2_1;
 
     public static Version readVersion(StreamInput in) throws IOException {
         return fromId(in.readVInt());