Update README.md

Author: luvoid

README.md

@@ -6,3 +6,5 @@ This plugin is in the early testing stages, but feel free to sneak a peek and [d
 * Requires [BepInEx 5.4](https://github.com/BepInEx/BepInEx)
 * Requires [UniverseUGUI 1.6.3-preview](https://github.com/luvoid/UniverseUGUI)
 * Requires [CM3D2.UGUI 0.1.3-preview](https://github.com/luvoid/CM3D2.UGUI)
+* Requires [BepInEx.Configuration.Json 0.5.0-alpha](https://github.com/luvoid/BepInEx.Configuration.Json)
+