chore: merge 2.3.1 back into develop -2.0.0 (#3404)

Merging release/2.3.1 branch with package version update and new
unreleased changelog section.


## Changelog

NA

## Testing and Documentation

- No tests have been added.
- No documentation changes or additions were necessary.

<!-- Uncomment and mark items off with a * if this PR deprecates any
API:
### Deprecated API
- [ ] An `[Obsolete]` attribute was added along with a `(RemovedAfter
yyyy-mm-dd)` entry.
- [ ] An [api updater] was added.
- [ ] Deprecation of the API is explained in the CHANGELOG.
- [ ] The users can understand why this API was removed and what they
should use instead.
-->

## Backport

No backport is required for this chore.

Author: NoelStephensUnity

com.unity.netcode.gameobjects/CHANGELOG.md

@@ -8,16 +8,21 @@ Additional documentation and release notes are available at [Multiplayer Documen
 
 ## [Unreleased]
 
-### Added 
+### Added
 
 
 ### Fixed
 
-- Fixed issue where during a `NetworkObject`'s spawn if you instantiated, spawned, and parented another network prefab under the currently spawning `NetworkObject` the parenting message would not properly defer until the parent `NetworkObject` was spawned. (#3401)
 
 ### Changed
 
 
+## [2.3.1] - 2025-04-14
+
+### Fixed
+
+- Fixed issue where during a `NetworkObject`'s spawn if you instantiated, spawned, and parented another network prefab under the currently spawning `NetworkObject` the parenting message would not properly defer until the parent `NetworkObject` was spawned. (#3401)
+
 
 ## [2.3.0] - 2025-04-09
 

com.unity.netcode.gameobjects/package.json

@@ -2,7 +2,7 @@
     "name": "com.unity.netcode.gameobjects",
     "displayName": "Netcode for GameObjects",
     "description": "Netcode for GameObjects is a high-level netcode SDK that provides networking capabilities to GameObject/MonoBehaviour workflows within Unity and sits on top of underlying transport layer.",
-    "version": "2.3.0",
+    "version": "2.3.1",
     "unity": "6000.0",
     "dependencies": {
         "com.unity.nuget.mono-cecil": "1.11.4",