Calens changelog updated

Author: JuancaG05

CHANGELOG.md

@@ -27,6 +27,7 @@ ownCloud admins and users.
 
 ## Summary
 
+* Security - Improve biometric authentication security: [#4180](https://github.com/owncloud/android/issues/4180)
 * Bugfix - Some Null Pointer Exceptions in MainFileListViewModel: [#4065](https://github.com/owncloud/android/issues/4065)
 * Bugfix - Some Null Pointer Exceptions fixed from Google Play: [#4207](https://github.com/owncloud/android/issues/4207)
 * Bugfix - Add "scope" parameter to /token endpoint HTTP requests: [#4260](https://github.com/owncloud/android/pull/4260)
@@ -51,6 +52,14 @@ ownCloud admins and users.
 
 ## Details
 
+* Security - Improve biometric authentication security: [#4180](https://github.com/owncloud/android/issues/4180)
+
+   Biometric authentication has been improved by checking the result received when
+   performing a successful authentication.
+
+   https://github.com/owncloud/android/issues/4180
+   https://github.com/owncloud/android/pull/4283
+
 * Bugfix - Some Null Pointer Exceptions in MainFileListViewModel: [#4065](https://github.com/owncloud/android/issues/4065)
 
    The MainFileListViewModel has prevented the fileById variable from crashing when