Update status for co19 tests on safari

pkg/pkg.status

 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 # Don't run any test-like files that show up in packages directories. It
 # shouldn't be necessary to run "pub install" in these packages, but if you do
 # it shouldn't break the tests.
 */packages/*/*: Skip
 */*/packages/*/*: Skip
 */*/*/packages/*/*: Skip
@@ skipping 76 matching lines @@
 analyzer/test/generated/incremental_resolver_test: Pass, Slow # Issue 16473
 
 [ $runtime == jsshell ]
 async/test/stream_zip_test: RuntimeError, OK # Timers are not supported.
 
 [ $compiler == dart2js && $runtime == drt ]
 async/test/stream_zip_test: RuntimeError, Pass # Issue 18548
 
 [ $compiler == dart2js && ($runtime == chrome || $runtime == ff) ]
 collection/test/unmodifiable_collection_test: Skip # Times out. Issue 22050
+async/test/stream_zip_test: Skip # Times out. Issue 22050
 
 [ $runtime == vm || $runtime == d8 || $runtime == jsshell ]
 third_party/angular_tests/browser_test: Skip # uses dart:html
 
 [$compiler == dart2dart]
 *: Skip
 
 [ $runtime == ie10 ]
 analyzer/test/generated/java_core_test: Pass, Timeout # Issue 19747
 typed_data/test/typed_buffers_test/none: Fail # Issue   17607 (I put this here explicitly, since this is not the same as on ie9)
@@ skipping 71 matching lines @@
 
 [ $unchecked ]
 third_party/angular_tests/browser_test/angular: Skip # Requires checked mode.
 third_party/angular_tests/browser_test/core/scope: Skip # Requires checked mode.
 third_party/angular_tests/browser_test/core/zone: Skip # Requires checked mode.
 third_party/angular_tests/browser_test/directive/ng_repeat: Skip # Issue 17152
 third_party/angular_tests/browser_test/change_detection/dirty_checking_change_detector: Skip # Issue 17152
 
 [ $use_repository_packages ]
 analyzer/test/*: PubGetError