Updated summaries in PermissionState to link to values instead of using strings.

Author: KristofferStrube

src/KristofferStrube.Blazor.FileSystemAccess/Enums/PermissionState.cs

@@ -23,8 +23,8 @@ public enum PermissionState
     Denied,
 
     /// <summary>
-    /// The user has not given express permission to use the feature (i.e., it's the same as "denied").
-    /// It also means that if a caller attempts to use the feature, the user agent will either be prompting the user for permission or access to the feature will be "denied".
+    /// The user has not given express permission to use the feature (i.e., it's the same as <see cref="Denied"/>).
+    /// It also means that if a caller attempts to use the feature, the user agent will either be prompting the user for permission or access to the feature will be <see cref="Denied"/>.
     /// </summary>
     Prompt,
 }