Update release notes

Author: fredericDelaporte

releasenotes.txt

@@ -3,7 +3,7 @@
 
 Release notes - NHibernate - Version 5.3.0
 
-214 issues were resolved in this release.
+216 issues were resolved in this release.
 
     ##### Possible Breaking Changes #####
         * A distributed cache may hold conflicting timestamps after upgrade for as much as twelve hours.
@@ -39,9 +39,11 @@ Release notes - NHibernate - Version 5.3.0
 
 ** Bug
 
+   * #2425 NRE with nullable subselect value in Linq
    * #2421 Chapter 26: Best Practices, error about identifier recommendations
    * #2410 Second level cache failures with CoreMemoryCaches
    * #2380 OData NotSupportedException MemberInit on base class member
+   * #2365 Add Linq parameter type detection
    * #2346 Fix SQLite typing
    * #2336 Intermittent null reference exception on CloseConnection
    * #2324 Update IIsEntityDecider to use ExpressionsHelper.TryGetMappedType