chore: add calens file

Author: joragua

changelog/unreleased/4754

@@ -0,0 +1,8 @@
+Enhancement: Add a member to a space
+
+A new option to add members to a space has been added. It will be only visible for users with proper permissions.
+
+https://github.com/owncloud/android/issues/4613
+https://github.com/owncloud/android/issues/4740
+https://github.com/owncloud/android/pull/4754
+https://github.com/owncloud/android/pull/4764