fix: ensure duplicate bond updates are not emitted

This doesn't fully prevent duplicate emissions but should ensure
duplicates aren't emitted during connection and initial pairing when it
is most important.

Author: taylorbell

packages/reactive_ble_mobile/android/src/main/kotlin/com/signify/hue/flutterreactiveble/channelhandlers/DeviceBondHandler.kt

@@ -18,6 +18,7 @@ class DeviceBondHandler(private val bleClient: com.signify.hue.flutterreactivebl
         eventSink?.let {
             sink = eventSink
             disposable = bleClient.bondUpdateSubject
+                .distinct()
                 .observeOn(AndroidSchedulers.mainThread())
                 .map(converter::convertToBondInfo)
                 .map { it.toByteArray() }