Bump version and update token.

Author: kring

Assets/CesiumSettings/Resources/CesiumIonServers/ion.cesium.com.asset

@@ -16,4 +16,4 @@ MonoBehaviour:
   apiUrl: https://api.cesium.com
   oauth2ApplicationID: 381
   defaultIonAccessTokenId: 
-  defaultIonAccessToken: eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiIzMmUwNzExZS1hMzBlLTQxOWYtYWUxNS0xYjMzYjc4NWUxZjMiLCJpZCI6MjU5LCJpYXQiOjE3NjQ1NzgzMzN9.CjysJAwSUH4kIsWSYK1X2NQ_SbSypR7A3SFI6p0JGxU
+  defaultIonAccessToken: eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiI4ZmQyODlhMC00YWEzLTRlZjEtYTg0Ni03YTc2YjNjNDA5ODUiLCJpZCI6MjU5LCJpYXQiOjE3Njc2MDIzOTB9.nqnvUHjhb4UCsQqoAYSXV2pflVcRDsxI4MuZbKllBHg

Packages/manifest.json

@@ -9,7 +9,7 @@
     }
   ],
   "dependencies": {
-    "com.cesium.unity": "1.20.0",
+    "com.cesium.unity": "1.21.0",
     "com.unity.ai.navigation": "1.1.5",
     "com.unity.cinemachine": "2.10.3",
     "com.unity.collab-proxy": "2.6.0",