Revert flaky tests that seems to have been fixed (#19065)

.azure/pipelines/ci.yml

@@ -591,6 +591,7 @@ stages:
 
   - template: jobs/default-build.yml
     parameters:
+      condition: ne(variables['Build.Reason'], 'PullRequest')
       jobName: Helix_x64_daily
       jobDisplayName: 'Tests: Helix x64 Daily'
       agentOs: Windows

src/Tools/Microsoft.dotnet-openapi/test/OpenApiAddFileTests.cs

@@ -28,7 +28,6 @@ namespace Microsoft.DotNet.OpenApi.Add.Tests
         }
 
         [Fact]
-        [Flaky("<No longer needed; tracked in Kusto>", FlakyOn.All)]
         public void OpenApi_NoProjectExists()
         {
             var app = GetApplication();
@@ -40,7 +39,6 @@ namespace Microsoft.DotNet.OpenApi.Add.Tests
         }
 
         [Fact]
-        [Flaky("<No longer needed; tracked in Kusto>", FlakyOn.All)]
         public void OpenApi_ExplicitProject_Missing()
         {
             var app = GetApplication();
@@ -75,7 +73,6 @@ namespace Microsoft.DotNet.OpenApi.Add.Tests
         }
 
         [Fact]
-        [Flaky("<No longer needed; tracked in Kusto>", FlakyOn.All)]
         public async Task OpenApi_Add_ReuseItemGroup()
         {
             var project = CreateBasicProject(withOpenApi: true);
@@ -105,7 +102,6 @@ namespace Microsoft.DotNet.OpenApi.Add.Tests
         }
 
         [Fact]
-        [Flaky("<No longer needed; tracked in Kusto>", FlakyOn.All)]
         public void OpenApi_Add_File_EquivilentPaths()
         {
             var project = CreateBasicProject(withOpenApi: true);
@@ -131,7 +127,6 @@ namespace Microsoft.DotNet.OpenApi.Add.Tests
         }
 
         [Fact]
-        [Flaky("<No longer needed; tracked in Kusto>", FlakyOn.All)]
         public async Task OpenApi_Add_NSwagTypeScript()
         {
             var project = CreateBasicProject(withOpenApi: true);
@@ -152,7 +147,6 @@ namespace Microsoft.DotNet.OpenApi.Add.Tests
         }
 
         [Fact]
-        [Flaky("<No longer needed; tracked in Kusto>", FlakyOn.All)]
         public async Task OpenApi_Add_FromJson()
         {
             var project = CreateBasicProject(withOpenApi: true);
@@ -173,7 +167,6 @@ namespace Microsoft.DotNet.OpenApi.Add.Tests
         }
 
         [Fact]
-        [Flaky("<No longer needed; tracked in Kusto>", FlakyOn.All)]
         public async Task OpenApi_Add_File_UseProjectOption()
         {
             var project = CreateBasicProject(withOpenApi: true);
@@ -194,7 +187,6 @@ namespace Microsoft.DotNet.OpenApi.Add.Tests
         }
 
         [Fact]
-        [Flaky("<No longer needed; tracked in Kusto>", FlakyOn.All)]
         public async Task OpenApi_Add_MultipleTimes_OnlyOneReference()
         {
             var project = CreateBasicProject(withOpenApi: true);

src/Tools/Microsoft.dotnet-openapi/test/OpenApiRemoveTests.cs

@@ -16,7 +16,6 @@ namespace Microsoft.DotNet.OpenApi.Remove.Tests
         public OpenApiRemoveTests(ITestOutputHelper output) : base(output) { }
 
         [Fact]
-        [Flaky("<No longer needed; tracked in Kusto>", FlakyOn.All)]
         public async Task OpenApi_Remove_File()
         {
             var nswagJsonFile = "openapi.json";
@@ -62,7 +61,6 @@ namespace Microsoft.DotNet.OpenApi.Remove.Tests
         }
 
         [Fact]
-        [Flaky("<No longer needed; tracked in Kusto>", FlakyOn.All)]
         public async Task OpenApi_Remove_ViaUrl()
         {
             _tempDir
@@ -151,7 +149,6 @@ namespace Microsoft.DotNet.OpenApi.Remove.Tests
         }
 
         [Fact]
-        [Flaky("<No longer needed; tracked in Kusto>", FlakyOn.All)]
         public async Task OpenApi_Remove_Multiple()
         {
             var nswagJsonFile = "openapi.json";