Updated changelog.

See #1976

Author: mp911de

src/main/resources/changelog.txt

@@ -1,6 +1,11 @@
 Spring Data REST Changelog
 ==========================
 
+Changes in version 3.5.0-RC1 (2021-03-31)
+-----------------------------------------
+* #1991 - Fundamental support for HAL FORMS.
+
+
 Changes in version 3.5.0-M5 (2021-03-17)
 ----------------------------------------
 * #1984 - Fix usage of RepositoryEntityLinks in the ref docs.
@@ -1836,5 +1841,6 @@ Changes in version 2.0.0 M1 (2013-11-21)
 
 
 
+