Update aspnetcore/blazor/performance.md

Co-authored-by: Luke Latham <[email protected]>

Author: hakenr

aspnetcore/blazor/performance.md

@@ -39,7 +39,7 @@ To prevent rendering recursion into a particular subtree, use either of the foll
 
 * Ensure that the set parameters of child components are of primitive immutable types, such as `string`, `int`, `bool`, `DateTime`, and other similar types. The built-in logic for detecting changes automatically skips rerendering if the primitive immutable parameter values haven't changed. Only the parameters that are explicitly set on the component are considered for change detection. If you render a child component with `<Customer CustomerId="item.CustomerId" />`, where `CustomerId` is an `int` type, then the `Customer` component isn't rerendered unless `item.CustomerId` changes.
 * Override <xref:Microsoft.AspNetCore.Components.ComponentBase.ShouldRender%2A>:
-  * To accept nonprimitive parameter values, such as complex custom model types, or <xref:Microsoft.AspNetCore.Components.RenderFragment> values.
+  * To accept nonprimitive parameter values, such as complex custom model types or <xref:Microsoft.AspNetCore.Components.RenderFragment> values.
   * If authoring a UI-only component that doesn't change after the initial render, regardless of parameter value changes.
 
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