Updated changelog.

See #2004

Author: mp911de

src/main/resources/changelog.txt

@@ -1,6 +1,13 @@
 Spring Data Redis Changelog
 ===========================
 
+Changes in version 2.3.9.RELEASE (2021-04-14)
+---------------------------------------------
+* #2031 - Upgrade to Lettuce 5.3.7.
+* #2030 - Update reference documentation to set RedisConnectionFactory on RedisTemplate.
+* #2011 - Upgrade to Xstream 1.4.16.
+
+
 Changes in version 2.4.7 (2021-03-31)
 -------------------------------------
 * #2016 - Connection proxy creation fails when using package-protected RedisConnectionProxy interface.
@@ -2389,5 +2396,6 @@ General
 
 
 
+