chore: [release-3.1.x] docs: Update Release Notes for 3.1.1 (#14103)

Co-authored-by: J Stickler <[email protected]>

docs/sources/release-notes/v3-1.md

@@ -20,6 +20,8 @@ Key features in Loki 3.1.0 include the following:
 
 - **LogQL:** Support negative numbers in LogQL ([#13091](https://github.com/grafana/loki/issues/13091)) ([6df81db](https://github.com/grafana/loki/commit/6df81db978b0157ab96fa0629a311f919dad1e8a)). Improve performance of `first_over_time` and `last_over_time` queries by sharding them ([#11605](https://github.com/grafana/loki/issues/11605)) ([f66172e](https://github.com/grafana/loki/commit/f66172eed17f9418ab22615537c7b65b09de96e5)). Improve syntax parser for pattern ([#12489](https://github.com/grafana/loki/issues/12489)) ([48dae44](https://github.com/grafana/loki/commit/48dae4417cca75a40d6a3bf16b0d976714e8db81)).
 
+- **Loki:** Add ability to disable AWS S3 dual stack endpoints usage ([#13795](https://github.com/grafana/loki/issues/13795)) ([464ac73](https://github.com/grafana/loki/commit/464ac736a6fb70b673ee3cec21049b18d353cadb)).
+
 - **lokitool:** Add `lokitool` to replace `cortextool`. ([#12166](https://github.com/grafana/loki/issues/12166)) ([7b7d3d4](https://github.com/grafana/loki/commit/7b7d3d4cd2c979c778d3741156f0d765a9e531b2)). Introduce `index audit` to `lokitool` ([#13008](https://github.com/grafana/loki/issues/13008)) ([47f0236](https://github.com/grafana/loki/commit/47f0236ea8f33a67a0a1abf6e6d6b3582661c4ba)).
 
 - **Explore Logs:** Explore Logs, which lets you explore your Loki data without writing LogQL queries, is now available in public preview. If you are a Grafana Cloud user, you can access Explore Logs in the Grafana Cloud main navigation menu. If you are not a Grafana Cloud user, you can install the [Explore Logs plugin](https://grafana.com/docs/grafana-cloud/visualizations/simplified-exploration/logs/access/).  For more information, refer to the [Explore Logs documentation](https://grafana.com/docs/grafana-cloud/visualizations/simplified-exploration/logs/).
@@ -77,6 +79,10 @@ Out of an abundance of caution, we advise that users with Loki or Grafana Enterp
 
 ## Bug fixes
 
+## 3.1.1 (2024-08-08)
+
+- **deps:** Bumped dependencies versions to resolve CVEs ([#13789](https://github.com/grafana/loki/issues/13789)) ([34206cd](https://github.com/grafana/loki/commit/34206cd2d6290566034710ae6c2d08af8804bc91)).
+
 
 ### 3.1.0 (2024-07-02)