Fix readme typos

projects/blazor/README.md

@@ -1,4 +1,4 @@
-# Blazor (17)
+# Blazor (18)
 
 Make sure you installed the latest [.NET Core 3.1 SDK](https://dotnet.microsoft.com/download/dotnet-core/3.1).
 
@@ -70,7 +70,7 @@ You will find samples for Blazor, a .NET application framework for Web Assembly
 
     This sample demonstrates the various ways to pass parameters to a component and how it affects on how the data is perceived by the component.
 
-  * [Component Fourteen](/projects/blazor/ComponentFifteen)
+  * [Component Fifteen](/projects/blazor/ComponentFifteen)
 
     This sample demonstrates how to use partial class in a razor component. This allows you to separate your C# code from the markup.