Fix AppUpdateStep (#137)

Author: andrey18106

lib/Migration/AppUpdateStep.php

@@ -78,11 +78,12 @@ public function run(IOutput $output) {
 		$this->appDataService->createAppDataFolder('logs');
 		$url = 'https://github.com/cloud-py-api/mediadc/releases/download/v'
 			. $this->appManager->getAppVersion(Application::APP_ID, false)
-			. '/' . Application::APP_ID . '_' . $this->cpaUtils->getBinaryName() . '.gz';
+			. '/' . Application::APP_ID . '_' . $this->cpaUtils->getBinaryName() . '.tar.gz';
 		$this->cpaUtils->downloadPythonBinaryDir(
 			$url, $this->appDataService->getAppDataFolder('binaries'),
 			Application::APP_ID,
-			Application::APP_ID . '_' . $this->cpaUtils->getBinaryName()
+			Application::APP_ID . '_' . $this->cpaUtils->getBinaryName(),
+			true
 		);
 
 		$output->finishProgress();