Mark tests in "tests/lib_strong" as not strong-mode ready

tests/lib_strong/lib_strong.status

Index: tests/lib_strong/lib_strong.status
diff --git a/tests/lib_strong/lib_strong.status b/tests/lib_strong/lib_strong.status
index b631766103bfa9c04a5abd1208ca0372a4e037b2..d201878b8da1989b4e3d91734106796bf16b78a2 100644
--- a/tests/lib_strong/lib_strong.status
+++ b/tests/lib_strong/lib_strong.status
@@ -8,6 +8,25 @@
 
 # Skip tests that are not yet strong-mode clean.
 [ $strong ]
+async/async_await_sync_completer_test: Skip
+async/async_await_zones_test: Skip
+async/catch_errors2_test: Skip
+async/catch_errors3_test: Skip
+async/catch_errors_test: Skip
+async/future_microtask_test: Skip
+async/future_or_bad_type_test_00_multi: Skip
+async/future_or_bad_type_test_01_multi: Skip
+async/future_or_only_in_async_test_00_multi: Skip
+async/future_test_none_multi: Skip
+async/future_test_01_multi: Skip
+async/future_value_chain4_test: Skip
+async/print_test_01_multi: Skip
+async/print_test_none_multi: Skip
+async/slow_consumer3_test: Skip
+async/stream_controller_test: Skip
+async/stream_event_transformed_test: Skip
+async/stream_transformer_test: Skip
+async/zone_debug_test: Skip
 convert/chunked_conversion1_test: Skip
 convert/chunked_conversion_json_encode1_test: Skip
 convert/chunked_conversion_utf84_test: Skip