Update CHANGES.md.

CHANGES.md

@@ -1,6 +1,6 @@
 # Change Log
 
-### v1.14.0 - ????
+### v1.14.0 - 2022-06-01
 
 ##### Breading Changes :mega:
 
@@ -10,6 +10,8 @@
 
 - Added the `InvertSelection` option on `CesiumPolygonRasterOverlay` to rasterize outside the selection instead of inside. When used in conjunction with the `ExcludeSelectedTiles` option, tiles completely outside the polygon selection will be culled, instead of the tiles inside.
 
+In addition to the above, this release updates [cesium-native](https://github.com/CesiumGS/cesium-native) from v0.15.1 to v0.16.0, fixing an important bug. See the [changelog](https://github.com/CesiumGS/cesium-native/blob/main/CHANGES.md) for a complete list of changes in cesium-native.
+
 ### v1.13.2 - 2022-05-13
 
 ##### Fixes :wrench: