Apply suggestions from code review

Author: JamesNK

src/Http/Http.Abstractions/src/Routing/RouteValueDictionary.cs

@@ -95,7 +95,6 @@ public RouteValueDictionary()
     /// property names are keys, and property values are the values, and copied into the dictionary.
     /// Only public instance non-index properties are considered.
     /// </remarks>
-    [RequiresUnreferencedCode("RouteValueDictionary uses reflection to generate the route values.")]
     public RouteValueDictionary(object? values)
     {
         if (values is RouteValueDictionary dictionary)
@@ -745,7 +744,6 @@ internal class PropertyStorage
         public readonly object Value;
         public readonly PropertyHelper[] Properties;
 
-        [RequiresUnreferencedCode("PropertyStorage uses reflection to get property values.")]
         public PropertyStorage(object value)
         {
             Debug.Assert(value != null);