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 more actions, run PR checks faster and use Ubuntu 24.04 instead of 20.04.
 
 ## Upgrading
 
-<!-- Here goes notes on how to upgrade from previous versions, including deprecations and what they should be replaced with -->
-
 ### Cookiecutter template
 
 * Branch protection rule **Protect version branches** was updated, please re-import it following the [instructions](https://frequenz-floss.github.io/frequenz-repo-config-python/v0.13/user-guide/start-a-new-project/configure-github/#rulesets).
@@ -21,11 +19,12 @@ All other upgrading should be done via the migration script or regenerating the
 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.
+But you might still need to adapt your code:
 
-## New Features
+* Check the new dependabot configuration file if you customized the dependabot configuration for the `pip` ecosystem.
+* Add exclusions for any other dependency you have at v0.x.x or that breaks frequently, so dependabot PRs are easy to merge.
 
-<!-- Here goes the main new features and examples or instructions on how to use them -->
+## New Features
 
 ### Cookiecutter template
 
@@ -47,11 +46,3 @@ But you might still need to adapt your code.
 [ubuntu-20.04]: https://github.blog/changelog/2025-01-15-github-actions-ubuntu-20-runner-image-brownout-dates-and-other-breaking-changes/
 
 - The Python `Protect version branches` branch protection rule now request review to Copilot by default.
-
-## Bug Fixes
-
-<!-- Here goes notable bug fixes that are worth a special mention or explanation -->
-
-### Cookiecutter template
-
-<!-- Here bug fixes for cookiecutter specifically -->