Prepare release notes for next release

Signed-off-by: Leandro Lucarella <[email protected]>

Author: llucax

RELEASE_NOTES.md

@@ -2,12 +2,10 @@
 
 ## Summary
 
-<!-- Here goes a general summary of what this release is about -->
+This release improves dependabot groups so it is less likely that breaking updates are grouped with non-breaking updates and upgrades the GitHub workflows to use Ubuntu 24.04.
 
 ## Upgrading
 
-<!-- Here goes notes on how to upgrade from previous versions, including deprecations and what they should be replaced with -->
-
 ### Cookiecutter template
 
 All upgrading should be done via the migration script or regenerating the templates.
@@ -16,14 +14,10 @@ All upgrading should be done via the migration script or regenerating the templa
 curl -sSL https://raw.githubusercontent.com/frequenz-floss/frequenz-repo-config-python/v0.12/cookiecutter/migrate.py | python3
 ```
 
-But you might still need to adapt your code.
-
-<!-- Here upgrade steps for cookiecutter specifically -->
+But you might still need to adapt your code, in particular if you customized the dependabot configuration for the `pip` ecosystem.
 
 ## New Features
 
-<!-- Here goes the main new features and examples or instructions on how to use them -->
-
 ### Cookiecutter template
 
 - Dependabot config now uses a new grouping that should make upgrades more smooth.
@@ -34,11 +28,3 @@ But you might still need to adapt your code.
     * Finally, we group some dependencies that are related to each other, and usually needs to be updated together.
 
 - GitHub workflows now use Ubuntu 24.04, as 20.04 is EOL.
-
-## Bug Fixes
-
-<!-- Here goes notable bug fixes that are worth a special mention or explanation -->
-
-### Cookiecutter template
-
-<!-- Here bug fixes for cookiecutter specifically -->