Bump version to 6.8.10 (#57599)

Author: csoulios

.ci/bwcVersions

@@ -76,3 +76,4 @@ BWC_VERSION:
   - "6.8.7"
   - "6.8.8"
   - "6.8.9"
+  - "6.8.10"

buildSrc/version.properties

@@ -1,4 +1,4 @@
-elasticsearch     = 6.8.10
+elasticsearch     = 6.8.11
 lucene            = 7.7.3
 
 # optional dependencies

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

@@ -154,8 +154,9 @@ public class Version implements Comparable<Version>, ToXContentFragment {
     public static final Version V_6_8_8 = new Version(6080899, org.apache.lucene.util.Version.LUCENE_7_7_2);
     public static final Version V_6_8_9 = new Version(6080999, org.apache.lucene.util.Version.LUCENE_7_7_3);
     public static final Version V_6_8_10 = new Version(6081099, org.apache.lucene.util.Version.LUCENE_7_7_3);
+    public static final Version V_6_8_11 = new Version(6081199, org.apache.lucene.util.Version.LUCENE_7_7_3);
 
-    public static final Version CURRENT = V_6_8_10;
+    public static final Version CURRENT = V_6_8_11;
 
 
     private static final ImmutableOpenIntMap<Version> idToVersion;