update package version (#564)

Author: vkovec

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changes in Fbx Exporter
 
+## [4.0.0] - 2021-03-02
+### Changed
+- Update from prerelease to released package (remove "pre" from version).
+
 ## [4.0.0-pre.4] - 2021-01-26
 ### Fixed
 - Fix ArgumentNullException on Linux when opening Export Options window.

com.unity.formats.fbx/package.json

@@ -1,10 +1,10 @@
 {
   "name": "com.unity.formats.fbx",
   "displayName": "FBX Exporter",
-  "version": "4.0.0-pre.4",
+  "version": "4.0.0",
   "dependencies": {
     "com.unity.timeline": "1.0.0",
-    "com.autodesk.fbx": "4.0.0-pre.2"
+    "com.autodesk.fbx": "4.0.0"
   },
   "unity": "2019.4",
   "unityRelease": "0f1",