Reset release notes

Signed-off-by: Mathias L. Baumann <[email protected]>

Author: Marenz

RELEASE_NOTES.md

@@ -6,15 +6,12 @@
 
 ## Upgrading
 
-- The dispatch high level interface now depends on `frequenz-sdk` version `v1.0.0-rc900`.
-- We are now using the version `0.6.0` of the underlying `frequenz-client-dispatch` client library.
-- The init parameter of the `Dispatcher` class has been changed to accept a `server_url` instead.
+<!-- Here goes notes on how to upgrade from previous versions, including deprecations and what they should be replaced with -->
 
 ## New Features
 
-* Using the new dispatch client, we now have support for pagination in the dispatch list request.
-* The new client version also supports streaming, however it is not yet used internally in the high level interface.
+<!-- Here goes the main new features and examples or instructions on how to use them -->
 
 ## Bug Fixes
 
-- Fix documentation cross-linking to the `frequenz-client-dispatch` package.
+<!-- Here goes notable bug fixes that are worth a special mention or explanation -->