chore: 1.3.1 version update (#2477)

chore: Bump version to 1.3.1

Author: ShadauxCat

com.unity.netcode.gameobjects/CHANGELOG.md

@@ -6,7 +6,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
 Additional documentation and release notes are available at [Multiplayer Documentation](https://docs-multiplayer.unity3d.com).
 
-## [1.3.0] - 2023-03-20
+## [1.3.1] - 2023-03-27
 
 ### Added
 

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": "1.3.0",
+    "version": "1.3.1",
     "unity": "2020.3",
     "dependencies": {
         "com.unity.nuget.mono-cecil": "1.10.1",