修复26.0以上主播声音特别小问题，以及推不上流

LocalPodSpec/GDStreamPushHelper/GDStreamPushHelper/Classes/Capture/GDCaptureHelper.swift

@@ -103,7 +103,7 @@ public class GDCaptureHelper: BaseViewModel, LCCameraOutputDelegate, AgoraVideoS
                 
                 if (state == .started) {
                     self.engine?.liveSession?.setEchoCancellationEnabled(true)
-                    self.engine?.setEchoCancellationEnabled(true)
+                    self.engine?.setEchoCancellationEnabled(false)
                 }
                 DispatchQueue.main.async {[weak self] in
                     self?.stateChangedHandler?(state)