Add CTC HLG decoding for JNI (#810)

sherpa-onnx/kotlin-api/OnlineRecognizer.kt

@@ -45,11 +45,17 @@ data class OnlineLMConfig(
     var scale: Float = 0.5f,
 )
 
+data class OnlineCtcFstDecoderConfig(
+    var graph: String = "",
+    var maxActive: Int = 3000,
+)
+
 
 data class OnlineRecognizerConfig(
     var featConfig: FeatureConfig = FeatureConfig(),
     var modelConfig: OnlineModelConfig,
     var lmConfig: OnlineLMConfig = OnlineLMConfig(),
+    var ctcFstDecoderConfig : OnlineCtcFstDecoderConfig = OnlineCtcFstDecoderConfig(),
     var endpointConfig: EndpointConfig = EndpointConfig(),
     var enableEndpoint: Boolean = true,
     var decodingMethod: String = "greedy_search",