[infra] Skip analyzer/tool/experiments/experiments_test

The test causes flaky purple builds on CI and CQ.

https://github.com/dart-lang/sdk/issues/46277

Change-Id: I60bd0447ff8f10cb2d7ecb680a3a849580c88938
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/202625
Auto-Submit: Alexander Thomas <athom@google.com>
Commit-Queue: Alexander Thomas <athom@google.com>
Commit-Queue: William Hesse <whesse@google.com>
Reviewed-by: William Hesse <whesse@google.com>
diff --git a/pkg/pkg.status b/pkg/pkg.status
index 8707e64..8a80c28 100644
--- a/pkg/pkg.status
+++ b/pkg/pkg.status
@@ -125,6 +125,7 @@
 analyzer/test/src/dart/analysis/driver_resolution_kernel_test: Slow, Pass
 analyzer/test/src/dart/analysis/driver_test: Slow, Pass
 analyzer/test/src/task/strong/inferred_type_test: Slow, Pass
+analyzer/tool/experiments/experiments_test: Skip # https://github.com/dart-lang/sdk/issues/46277
 analyzer_plugin/test/src/utilities/change_builder/change_builder_dart_test: Slow, Pass
 analyzer_plugin/test/src/utilities/completion/optype_test: Slow, Pass
 dartdev/test/*: Slow, Pass