Failing test: Aspire.Dashboard.Components.Tests.Controls.ResourceDetailsTests.ClickMaskAllSwitch_NewResource_MaskChanged

## Build Information
Build: https://github.com/dotnet/aspire/actions/runs/19119212010
Build error leg or test failing: Aspire.Dashboard.Components.Tests.Controls.ResourceDetailsTests.ClickMaskAllSwitch_NewResource_MaskChanged
Pull request:

## Error Message

Fill the error message using [step by step known issues guidance](https://github.com/dotnet/arcade/blob/main/Documentation/Projects/Build%20Analysis/KnownIssueJsonStepByStep.md).

```json
{
"ErrorMessage": "",
"ErrorPattern": "",
"BuildRetry": false,
"ExcludeConsoleLog": false
}
```

## Error Details

```
System.ArgumentException : An item with the same key has already been added. Key: f6ecec4b
```

Stack Trace

```
at System.Collections.Generic.Dictionary`2.TryInsert(TKey key, TValue value, InsertionBehavior behavior)
at System.Collections.Generic.Dictionary`2.Add(TKey key, TValue value)
at Microsoft.FluentUI.AspNetCore.Components.FluentAccordion.Register(FluentAccordionItem item)
at Microsoft.FluentUI.AspNetCore.Components.FluentAccordionItem.OnInitialized()
at Microsoft.AspNetCore.Components.ComponentBase.RunInitAndSetParametersAsync()
at Bunit.Rendering.TestRenderer.AssertNoUnhandledExceptions() in /_/src/bunit.core/Rendering/TestRenderer.cs:line 629
at Bunit.Rendering.TestRenderer.Render[TResult](RenderFragment renderFragment, Func`2 activator) in /_/src/bunit.core/Rendering/TestRenderer.cs:line 480
at Bunit.Rendering.TestRenderer.RenderFragment(RenderFragment renderFragment) in /_/src/bunit.core/Rendering/TestRenderer.cs:line 101
at Bunit.Extensions.TestContextBaseRenderExtensions.RenderInsideRenderTree(TestContextBase testContext, RenderFragment renderFragment) in /_/src/bunit.core/Extensions/TestContextBaseRenderExtensions.cs:line 43
at Bunit.Extensions.TestContextBaseRenderExtensions.RenderInsideRenderTree[TComponent](TestContextBase testContext, RenderFragment renderFragment) in /_/src/bunit.core/Extensions/TestContextBaseRenderExtensions.cs:line 23
at Bunit.TestContext.Render[TComponent](RenderFragment renderFragment) in /_/src/bunit.web/TestContext.cs:line 68
at Bunit.TestContext.RenderComponent[TComponent](Action`1 parameterBuilder) in /_/src/bunit.web/TestContext.cs:line 54
at Aspire.Dashboard.Components.Tests.Controls.ResourceDetailsTests.ClickMaskAllSwitch_NewResource_MaskChanged() in /_/tests/Aspire.Dashboard.Components.Tests/Controls/ResourceDetailsTests.cs:line 118
--- End of stack trace from previous location ---
```

📊 **[View CI Failure Report](https://github.com/microsoft/aspire/issues/12730#issuecomment-4174836917)**