add missing Downloads property from version

Author: Zechiax

Modrinth.Net/Models/Version.cs

@@ -68,6 +68,11 @@ public class Version
     public string AuthorId { get; set; }
 
     [JsonPropertyName("date_published")] public DateTime DatePublished { get; set; }
+    
+    /// <summary>
+    ///   The number of times this version has been downloaded
+    /// </summary>
+    public int Downloads { get; set; }
 
     /// <summary>
     ///     A list of files available for download for this version

Modrinth.Net/Modrinth.Net.csproj

@@ -12,7 +12,7 @@
         <PackageLicenseExpression>MIT</PackageLicenseExpression>
         <GenerateDocumentationFile>true</GenerateDocumentationFile>
         <PackageReadmeFile>README.md</PackageReadmeFile>
-        <PackageVersion>3.1.0-rc3</PackageVersion>
+        <PackageVersion>3.1.0-rc4</PackageVersion>
         <Version>$(PackageVersion)</Version>
         <TargetFramework>net6.0</TargetFramework>
         <RootNamespace>Modrinth</RootNamespace>