Updated changelog.

See #249

Author: mp911de

src/main/resources/changelog.txt

@@ -1,6 +1,10 @@
 Spring Data LDAP Changelog
 ==========================
 
+Changes in version 2.3.9.RELEASE (2021-04-14)
+---------------------------------------------
+
+
 Changes in version 2.4.7 (2021-03-31)
 -------------------------------------
 * #252 - Readme lists artifacts with .RELEASE and .BUILD-SNAPSHOT suffixes.
@@ -779,5 +783,6 @@ Changes in version 1.0.0.M1 (2016-11-11)
 
 
 
+