docs: calens changelog updated

Author: ownclouders

CHANGELOG.md

@@ -36,6 +36,7 @@ ownCloud admins and users.
 
 ## Summary
 
+* Bugfix - Duplicated automatic uploads under certain conditions: [#3983](https://github.com/owncloud/android/issues/3983)
 * Bugfix - Token request with Bearer returns error: [#4080](https://github.com/owncloud/android/issues/4080)
 * Bugfix - Side menu collapses info in landscape: [#4513](https://github.com/owncloud/android/issues/4513)
 * Bugfix - Content in Spaces not shown from third-party apps: [#4522](https://github.com/owncloud/android/issues/4522)
@@ -51,6 +52,16 @@ ownCloud admins and users.
 
 ## Details
 
+* Bugfix - Duplicated automatic uploads under certain conditions: [#3983](https://github.com/owncloud/android/issues/3983)
+
+   The timestamp for automatic uploads is now updated at the beginning of the
+   upload process instead of at the end. Additionally, the filter used in
+   AutomaticUploadsWorker to select the files to upload has been modified in order
+   to reduce time and charge when evaluating all files.
+
+   https://github.com/owncloud/android/issues/3983
+   https://github.com/owncloud/android/pull/4571
+
 * Bugfix - Token request with Bearer returns error: [#4080](https://github.com/owncloud/android/issues/4080)
 
    A new condition has been added into the network client to check if the network