Unify changelog codestyle

Author: mathbunnyru

CHANGELOG.md

@@ -15,19 +15,19 @@ Affected: all images except `docker-stacks-foundation`.
 
 Affected: all images except `docker-stacks-foundation`.
 
-- **Non-breaking** Install `jupyterhub-base` and `nodejs` packages instead of `jupyterhub` package ([#2171](https://github.com/jupyter/docker-stacks/pull/2171)).
+- **Non-breaking:** `base-notebook`: install `jupyterhub-base` and `nodejs` packages instead of `jupyterhub` package ([#2171](https://github.com/jupyter/docker-stacks/pull/2171)).
 
 ## 2024-10-23
 
 Affected: all images.
 
-- **Breaking:** Switch to Python 3.12 ([#2072](https://github.com/jupyter/docker-stacks/pull/2072)).
+- **Breaking:** `docker-stacks-foundation`: switch to Python 3.12 ([#2072](https://github.com/jupyter/docker-stacks/pull/2072)).
 
 ## 2024-10-22
 
 Affected: `pyspark-notebook` and `all-spark-notebook` images.
 
-- **Breaking:** Start using Spark 4.0.0 preview versions ([#2159](https://github.com/jupyter/docker-stacks/pull/2159)).
+- **Breaking:** `pyspark-notebook`: start using Spark 4.0.0 preview versions ([#2159](https://github.com/jupyter/docker-stacks/pull/2159)).
   `sparklyr` doesn't seem to support Spark v4 yet when using Spark locally.
 
   Reason: Spark v3 is not compatible with Python 3.12, and [the voting group has decided](https://github.com/jupyter/docker-stacks/pull/2072#issuecomment-2414123851) to switch to Spark v4 preview version.
@@ -36,4 +36,4 @@ Affected: `pyspark-notebook` and `all-spark-notebook` images.
 
 Affected: users building a custom set of images.
 
-- **Breaking:** Rename: `ROOT_CONTAINER`->`ROOT_IMAGE`, `BASE_CONTAINER`->`BASE_IMAGE` ([#2154](https://github.com/jupyter/docker-stacks/issues/2154), [#2155](https://github.com/jupyter/docker-stacks/pull/2155)).
+- **Breaking:** rename: `ROOT_CONTAINER`->`ROOT_IMAGE`, `BASE_CONTAINER`->`BASE_IMAGE` ([#2154](https://github.com/jupyter/docker-stacks/issues/2154), [#2155](https://github.com/jupyter/docker-stacks/pull/2155)).