Fixing bwcVersions and bwc builds (#2430) - adding 1.4.0 into main bwcVersions

Signed-off-by: Andriy Redko <andriy.redko@aiven.io>

Author: reta

.ci/bwcVersions

@@ -37,3 +37,4 @@ BWC_VERSION:
   - "1.2.4"
   - "1.2.5"
   - "1.3.0"
+  - "1.4.0"

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

@@ -79,6 +79,7 @@ public class Version implements Comparable<Version>, ToXContentFragment {
     public static final Version V_1_2_4 = new Version(1020499, org.apache.lucene.util.Version.LUCENE_8_10_1);
     public static final Version V_1_2_5 = new Version(1020599, org.apache.lucene.util.Version.LUCENE_8_10_1);
     public static final Version V_1_3_0 = new Version(1030099, org.apache.lucene.util.Version.LUCENE_8_10_1);
+    public static final Version V_1_4_0 = new Version(1040099, org.apache.lucene.util.Version.LUCENE_8_10_1);
     public static final Version V_2_0_0 = new Version(2000099, org.apache.lucene.util.Version.LUCENE_8_10_1);
     public static final Version CURRENT = V_2_0_0;