Validation was complaining about missing reference to imgui module

Author: LeoUnity

Packages/com.unity.inputsystem/package.json

@@ -15,6 +15,7 @@
 		"xr"
 	],
 	"dependencies": {
-		"com.unity.modules.jsonserialize": "1.0.0"
+		"com.unity.modules.jsonserialize": "1.0.0",
+        "com.unity.modules.imgui": "1.0.0"
 	}
 }