Update aspnetcore/client-side/dotnet-on-webworkers.md

Co-authored-by: Copilot <[email protected]>

Author: guardrex

aspnetcore/client-side/dotnet-on-webworkers.md

@@ -202,6 +202,6 @@ When working with .NET on Web Workers, consider these key optimization strategie
 
 See the [sample app](#sample-app) for a demonstration of the preceding concepts.
 
-## Additonal resources
+## Additional resources
 
 <xref:blazor/blazor-web-workers>