version bump to 7.2.1->7.2.2 (#44369)

Author: jakelandis

buildSrc/version.properties

@@ -1,4 +1,4 @@
-elasticsearch     = 7.2.1
+elasticsearch     = 7.2.2
 lucene            = 8.0.0
 
 bundled_jdk       = 12.0.1+12@69cfe15208a647278a19ef0990eea691

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

@@ -104,8 +104,9 @@ public class Version implements Comparable<Version>, ToXContentFragment {
     public static final Version V_7_1_1 = new Version(7010199, org.apache.lucene.util.Version.LUCENE_8_0_0);
     public static final Version V_7_2_0 = new Version(7020099, org.apache.lucene.util.Version.LUCENE_8_0_0);
     public static final Version V_7_2_1 = new Version(7020199, org.apache.lucene.util.Version.LUCENE_8_0_0);
+    public static final Version V_7_2_2 = new Version(7020299, org.apache.lucene.util.Version.LUCENE_8_0_0);
 
-    public static final Version CURRENT = V_7_2_1;
+    public static final Version CURRENT = V_7_2_2;
 
     private static final ImmutableOpenIntMap<Version> idToVersion;