Updated changelog.

See #486

Author: mp911de

src/main/resources/changelog.txt

@@ -3,6 +3,12 @@ SPRING DATA GEODE CHANGELOG
 https://projects.spring.io/spring-data-gemfire/
 ===============================================
 
+Changes in version 2.3.8.RELEASE (2021-03-17)
+---------------------------------------------
+* #492 - Upgrade SDG Neumann/2.3.x to Apache Geode 1.12.1.
+* #491 - Upgrade SDG Neumann/2.3 to VMware Tanzu (Pivotal) GemFire 9.10.6.
+
+
 Changes in version 2.5.0-M4 (2021-02-18)
 ----------------------------------------
 
@@ -968,5 +974,6 @@ Changes in version 1.7.0.APACHE-GEODE-EA-M1 (2016-02-12)
 
 
 
+