tests(Storage): Skip HMAC tests.

See b/477663109

Author: amanda-tarafa

apis/Google.Cloud.Storage.V1/Google.Cloud.Storage.V1.IntegrationTests/HmacKeysTest.cs

@@ -33,7 +33,7 @@ public class HmacKeysTest
 
         public HmacKeysTest(StorageFixture fixture) => _fixture = fixture;
 
-        [Fact]
+        [Fact(Skip = "b/477663109")]
         // This test is async because of the helpers for testing eventually consistent changes.
         // We are testing sync production code though.
         public async Task Lifecycle()
@@ -102,7 +102,7 @@ await _fixture.EventuallyAsync(s_hmacKeyStateChangeConsistencyDelay, () =>
             });
         }
 
-        [Fact]
+        [Fact(Skip = "b/477663109")]
         public async Task LifecycleAsync()
         {
             var client = _fixture.Client;

apis/Google.Cloud.Storage.V1/Google.Cloud.Storage.V1.Snippets/UrlSignerSnippets.cs

@@ -86,7 +86,7 @@ public async Task ComputeSignedURLGet()
             Assert.Equal(_fixture.HelloWorldContent, content);
         }
 
-        [Fact]
+        [Fact(Skip = "b/477663109")]
         public async Task HmacSignedURLGet()
         {
             var bucketName = _fixture.BucketName;