Update release notes

Author: fredericDelaporte

releasenotes.txt

@@ -3,7 +3,7 @@
 
 Release notes - NHibernate - Version 5.3.0
 
-211 issues were resolved in this release.
+212 issues were resolved in this release.
 
     ##### Possible Breaking Changes #####
         * A distributed cache may hold conflicting timestamps after upgrade for as much as twelve hours.
@@ -107,6 +107,7 @@ Release notes - NHibernate - Version 5.3.0
 
 ** New Feature
 
+   * #2411 Add an option to register a custom pre-transformer for a Linq query
    * #2392 Add locate support for SQLite
    * #2362 Add support for lt, gt, le, ge oData operators on strings
    * #2349 Add support for Oracle binary floating point types