DATAGEODE-377 - Updated changelog.

Author: mp911de

src/main/resources/changelog.txt

@@ -3,6 +3,11 @@ SPRING DATA GEODE CHANGELOG
 https://projects.spring.io/spring-data-gemfire/
 ===============================================
 
+Changes in version 2.1.21.RELEASE (2020-10-28)
+----------------------------------------------
+* DATAGEODE-377 - Release 2.1.21 (Lovelace SR21).
+
+
 Changes in version 2.4.0-RC2 (2020-10-14)
 -----------------------------------------
 * DATAGEODE-374 - Adopt to changes in Spring Data Commons.
@@ -850,5 +855,6 @@ Changes in version 1.7.0.APACHE-GEODE-EA-M1 (2016-02-12)
 
 
 
+