Fix doc comment (#92531)

Author: bfriesen

src/libraries/System.Private.CoreLib/src/System/DateOnly.cs

@@ -159,7 +159,7 @@ public DateOnly AddDays(int value)
         public static bool operator !=(DateOnly left, DateOnly right) => left._dayNumber != right._dayNumber;
 
         /// <summary>
-        /// Determines whether one specified DateOnly is later than another specified DateTime.
+        /// Determines whether one specified DateOnly is later than another specified DateOnly.
         /// </summary>
         /// <param name="left">The first object to compare.</param>
         /// <param name="right">The second object to compare.</param>