[dotnet watch] BlazorWasmHosted test fails on Linux

Looks like the build is stuck

```
[xUnit.net 00:09:03.18] Microsoft.DotNet.Watch.UnitTests.ApplyDeltaTests.BlazorWasmHosted [OUTPUT] 2/17/2026 9:55:25 PM: starting process: '/datadisks/disk1/work/9107080A/p/d/dotnet watch --verbose -bl --urls http://localhost:7005'
[xUnit.net 00:09:03.18] Microsoft.DotNet.Watch.UnitTests.ApplyDeltaTests.BlazorWasmHosted [OUTPUT] 2/17/2026 9:55:25 PM: process started: '/datadisks/disk1/work/9107080A/p/d/dotnet watch --verbose -bl --urls http://localhost:7005'
[xUnit.net 00:09:03.18] Microsoft.DotNet.Watch.UnitTests.ApplyDeltaTests.BlazorWasmHosted [OUTPUT] [TEST ApplyDeltaTests.cs:970] Test waiting for output text format: 'Using browser-refresh middleware'
[xUnit.net 00:09:05.45] Microsoft.DotNet.Watch.UnitTests.ApplyDeltaTests.BlazorWasmHosted [OUTPUT] dotnet watch ⌚ Working directory: '/datadisks/disk1/work/9107080A/t/dotnetSdkTests.0M3t61Jr/BlazorWasmHos---8E6CC8E8/blazorhosted'
[xUnit.net 00:09:05.46] Microsoft.DotNet.Watch.UnitTests.ApplyDeltaTests.BlazorWasmHosted [OUTPUT] dotnet watch ⌚ Test flags: RunningAsTest, MockBrowser
[xUnit.net 00:09:05.47] Microsoft.DotNet.Watch.UnitTests.ApplyDeltaTests.BlazorWasmHosted [OUTPUT] dotnet watch ⌚ Polling file watcher is enabled
[xUnit.net 00:09:05.49] Microsoft.DotNet.Watch.UnitTests.ApplyDeltaTests.BlazorWasmHosted [OUTPUT] dotnet watch ⌚ Watching with Hot Reload.
[xUnit.net 00:09:05.80] Microsoft.DotNet.Watch.UnitTests.ApplyDeltaTests.BlazorWasmHosted [OUTPUT] dotnet watch 🔥 Hot reload enabled. For a list of supported edits, see https://aka.ms/dotnet/hot-reload.
[xUnit.net 00:09:05.81] Microsoft.DotNet.Watch.UnitTests.ApplyDeltaTests.BlazorWasmHosted [OUTPUT] dotnet watch 💡 Press Ctrl+R to restart.
[xUnit.net 00:09:06.72] Microsoft.DotNet.Watch.UnitTests.ApplyDeltaTests.BlazorWasmHosted [OUTPUT] dotnet watch 🔨 Building /datadisks/disk1/work/9107080A/t/dotnetSdkTests.0M3t61Jr/BlazorWasmHos---8E6CC8E8/blazorhosted/blazorhosted.csproj ...
[xUnit.net 00:09:06.72] Microsoft.DotNet.Watch.UnitTests.ApplyDeltaTests.BlazorWasmHosted [OUTPUT] dotnet watch 🚀 Launched '/datadisks/disk1/work/9107080A/p/d/dotnet' with arguments 'build /datadisks/disk1/work/9107080A/t/dotnetSdkTests.0M3t61Jr/BlazorWasmHos---8E6CC8E8/blazorhosted/blazorhosted.csproj -consoleLoggerParameters:NoSummary;Verbosity=minimal --property:NuGetInteractive=false -bl': process id 27330
[xUnit.net 00:09:41.65] dotnet-watch.Tests: [Long Running Test] 'Microsoft.DotNet.Watch.UnitTests.ApplyDeltaTests.BlazorWasmHosted', Elapsed: 00:00:38
```