instance -> instanceName in tests for 'tedious'.

tedious/tedious-tests.ts

@@ -11,7 +11,7 @@ var config: tedious.ConnectionConfig = {
 	server: "127.0.0.1",
 	options: {
 		database: "somedb",
-		instance: "someinstance"
+		instanceName: "someinstance",
 	}
 }