Updated changelog.

See #1089

Author: mp911de

src/main/resources/changelog.txt

@@ -1,6 +1,11 @@
 Spring Data Cassandra Changelog
 ===============================
 
+Changes in version 3.0.8.RELEASE (2021-03-17)
+---------------------------------------------
+* #1096 - Document Datastax driver version support.
+
+
 Changes in version 3.2.0-M4 (2021-02-18)
 ----------------------------------------
 
@@ -1487,5 +1492,6 @@ Changes in version 1.0.0.M1 (2014-03-31)
 
 
 
+