Prefer Exact Matches

[!NOTE] With the release of .NET 5.0.1 and for any additional 5.x releases, the Router component includes the PreferExactMatches parameter set to @true. For more information, see xref:migration/31-to-50#changes-to-blazor-app-routing-logic-in-501-and-further-5x-releases-up-to-60.