feat(version): update version to 4.8.1.1

Author: zz

framework/src/main/java/org/tron/program/Version.java

@@ -4,7 +4,7 @@ public class Version {
 
   public static final String VERSION_NAME = "GreatVoyage-v4.8.0.1-1-g44a4bc8263";
   public static final String VERSION_CODE = "18636";
-  private static final String VERSION = "4.8.1";
+  private static final String VERSION = "4.8.1.1";
 
   public static String getVersion() {
     return VERSION;