修复外挂字幕闪退

app/src/main/java/com/github/tvbox/osc/viewmodel/SourceViewModel.java

@@ -674,6 +674,7 @@ public class SourceViewModel extends ViewModel {
                     result.put("url", url);
                 }
                 result.put("proKey", progressKey);
+                result.put("subtKey", subtitleKey);
                 result.put("playUrl", playUrl);
                 result.put("flag", playFlag);
                 playResult.postValue(result);
@@ -704,6 +705,7 @@ public class SourceViewModel extends ViewModel {
                             JSONObject result = new JSONObject(json);
                             result.put("key", url);
                             result.put("proKey", progressKey);
+                            result.put("subtKey", subtitleKey);
                             if (!result.has("flag"))
                                 result.put("flag", playFlag);
                             playResult.postValue(result);