Merge pull request #654 from PlayerData/fix-callbacks

fix(android): Use any type for function callbacks

Author: ball-hayden

react-native-mcu-manager/android/src/main/java/uk/co/playerdata/reactnativemcumanager/ReactNativeMcuManagerModule.kt

@@ -114,8 +114,8 @@ class ReactNativeMcuManagerModule() : Module() {
         macAddress: String,
         updateFileUriString: String?,
         updateOptions: UpdateOptions,
-        progressCallback: JavaScriptFunction<Unit>,
-        stateCallback: JavaScriptFunction<Unit> ->
+        progressCallback: JavaScriptFunction<Any?>,
+        stateCallback: JavaScriptFunction<Any?> ->
       if (upgrades.contains(id)) {
         throw Exception("Update ID already present")
       }