Update Ember version compatibility (#3264)

Co-authored-by: Robbie Wagner <rwwagner90@gmail.com>

Author: zamoore

packages/components/README.md

@@ -8,9 +8,9 @@ A package containing the components for the Helios Design System.
 Compatibility
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-* Ember.js v3.28 or above
-* Ember CLI v3.28 or above
-* Node.js v16 or above
+* Ember.js v4.12 or above
+* Ember CLI v4.12 or above
+* Node.js v18 or above
 
 Installation
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