chore: fix unit tests

Author: Fatme

test/services/preview-devices-service.ts

@@ -11,6 +11,9 @@ let lostDevices: Device[] = [];
 function createTestInjector(): IInjector {
 	const injector = new Yok();
 	injector.register("previewDevicesService", PreviewDevicesService);
+	injector.register("previewAppLogProvider", {
+		on: () => ({})
+	});
 	injector.register("logger", LoggerStub);
 	return injector;
 }

test/services/preview-sdk-service.ts

@@ -9,6 +9,7 @@ const getPreviewSdkService = (): IPreviewSdkService => {
 	testInjector.register("config", {});
 	testInjector.register("previewSdkService", PreviewSdkService);
 	testInjector.register("previewDevicesService", {});
+	testInjector.register("previewAppLogProvider", {});
 	testInjector.register("httpClient", {
 		httpRequest: async (options: any, proxySettings?: IProxySettings): Promise<Server.IResponse> => undefined
 	});