Update RELEASE_NOTES

Signed-off-by: Matthias Wende <[email protected]>

Author: matthias-wende-frequenz

RELEASE_NOTES.md

@@ -6,19 +6,12 @@
 
 ## Upgrading
 
-* Unify Public Trades streaming and listing (to align with the proto changes in v0.5.0)
-    * Removed `list_public_trades`
-    * Replaced `public_trades_stream` with `receive_public_trades`
-    * `receive_public_trades` now supports an optional time range (`start_time`, `end_time`)
-* Update the `frequenz-api-electricity-trading` from >= 0.5.0, < 0.6.0 to >= 0.6.1, < 0.7.0
-* Update repo-config from v0.11.0 to v0.13.0
+<!-- Here goes notes on how to upgrade from previous versions, including deprecations and what they should be replaced with -->
 
 ## New Features
 
-* Add the Public Order Book extension to the client
-    * Add the `PublicOrder` and `PublicOrderFilter` types
-    * Add the `receive_public_order()` endpoint
+<!-- Here goes the main new features and examples or instructions on how to use them -->
 
 ## Bug Fixes
 
-<!-- Here goes notable bug fixes that are worth a special mention or explanation -->
+- Ensure timestamp conversion errors are surfaced