[7.x] Version bump 7.9.1 release

Author: Mpdreamz

.ci/bwcVersions

@@ -67,3 +67,4 @@ BWC_VERSION:
   - "7.8.1"
   - "7.9.0"
   - "7.9.1"
+  - "7.9.2"

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

@@ -144,6 +144,7 @@ public class Version implements Comparable<Version>, ToXContentFragment {
     public static final Version V_7_8_1 = new Version(7080199, org.apache.lucene.util.Version.LUCENE_8_5_1);
     public static final Version V_7_9_0 = new Version(7090099, org.apache.lucene.util.Version.LUCENE_8_6_0);
     public static final Version V_7_9_1 = new Version(7090199, org.apache.lucene.util.Version.LUCENE_8_6_2);
+    public static final Version V_7_9_2 = new Version(7090299, org.apache.lucene.util.Version.LUCENE_8_6_2);
     public static final Version V_7_10_0 = new Version(7100099, org.apache.lucene.util.Version.LUCENE_8_6_2);
     public static final Version CURRENT = V_7_10_0;