Adjust status file for perf_test on windows and mac.

pkg/pkg.status

Index: pkg/pkg.status
diff --git a/pkg/pkg.status b/pkg/pkg.status
index c0dae5a6a84bdc9b6ca0c509921048d0f21a35ca..161962a7a6cb81115f31a078e5da8f1a8e820af0 100644
--- a/pkg/pkg.status
+++ b/pkg/pkg.status
@@ -61,6 +61,12 @@ analysis_server/test/completion_test: Pass, Slow
 analysis_server/test/completion_test: Pass, Slow
 analysis_server/test/socket_server_test: Skip # Pass, Slow
 
+[ $runtime == vm && $checked && $system == windows ]
+front_end/tool/perf_test: Slow, Pass
+
+[ $runtime == vm && $checked && $system == macos ]
+front_end/tool/perf_test: Skip # Issue 28676
+
 [ $runtime == vm && $use_sdk ]
 front_end/test/fasta/compile_test: Skip # Issue 28629
 front_end/test/fasta/kompile_test: Skip # Issue 28629