Clear release notes

Signed-off-by: Sahas Subramanian <[email protected]>

RELEASE_NOTES.md

@@ -2,17 +2,16 @@
 
 ## Summary
 
-This release introduces the `trading-cli` and updates the base-client.
+<!-- Here goes a general summary of what this release is about -->
 
 ## Upgrading
 
-- The minimum required version of `frequenz-client-base` is now `v0.9.0`.
-
-- The minimum required version of `frequenz-channels` is now `v1.6.1`.
+<!-- Here goes notes on how to upgrade from previous versions, including deprecations and what they should be replaced with -->
 
 ## New Features
 
-* Add a new tool to request historical weather data from the command
-  line.  After installing the package, the `trading-cli` command can be
-  used to request historical weather data for user-defined parameters.
-  Replaces the historical forecast example.
+<!-- 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 -->