dispose other stuff in finally block

Author: taooceros

Flow.Launcher.Core/Plugin/JsonRPCPluginV2.cs

@@ -148,9 +148,11 @@ public virtual async ValueTask DisposeAsync()
             catch (RemoteMethodNotFoundException e)
             {
             }
-
-            RPC?.Dispose();
-            ErrorStream?.Dispose();
+            finally
+            {
+                RPC?.Dispose();
+                ErrorStream?.Dispose();
+            }
         }
     }
 }