fix: 🐛 Fix minimal unity version

BREAKING CHANGE: Minimum unity version has changed

Author: jasonboukheir

Packages/com.careboo.burst-delegates/package.json

@@ -2,7 +2,7 @@
   "name": "com.careboo.burst-delegates",
   "displayName": "Burst.Delegates",
   "version": "2.0.0-pre.1",
-  "unity": "2020.1",
+  "unity": "2021.2",
   "description": "Burst supported delegates for functional-style jobs.\n\nIncludes:\n- Action and Func interface for defining APIs\n- ValueAction and ValueFunc for implementing IAction and IFunc interfaces with structs\n- BurstAction and BurstFunc which is a generic-supported wrapper around FunctionPointer",
   "dependencies": {
     "com.unity.burst": "1.5.1"
@@ -11,5 +11,6 @@
     "registry": "https://npm.pkg.github.com/@careboo"
   },
   "repository": "https://github.com/CareBoo/Burst.Delegates",
-  "type": "library"
-}
+  "type": "library",
+  "unityRelease": "0a11"
+}