Update the changelog for mountpoint-s3 (#1319)

As a follow-up for this
[PR](#1304 (review))
we add a new entry in the `mountpoint-s3` change log.

### Does this change impact existing behavior?

No

### Does this change need a changelog entry? Does it require a version
change?

Change log was updated. No version change requred.

---

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Signed-off-by: Evgeny (Zhenia) Dolgii <[email protected]>

Author: ujinho

mountpoint-s3/CHANGELOG.md

@@ -5,6 +5,10 @@
 * Reduce memory usage when using the `--prefix` flag. ([#1303](https://github.com/awslabs/mountpoint-s3/pull/1303))
 * Add support for endpoint override in credential providers. ([aws-c-auth#263](https://github.com/awslabs/aws-c-auth/pull/263/))
 
+### Breaking changes
+
+* The logging target used by a significant amount of Mountpoint code has changed. Some logs originally written under the `mountpoint_s3` target are now written under `mountpoint_s3_fs`. You may need to update any code configuring or filtering logging. ([#1304](https://github.com/awslabs/mountpoint-s3/pull/1304))
+
 ## v1.15.0 (February 27, 2025)
 
 ### New features