update nuspec version

Author: MattPress

src/AppleMusicAPI.NET.Models/AppleMusicAPI.NET.Models.csproj

@@ -10,6 +10,7 @@
     <PackageProjectUrl>https://github.com/MattPress/AppleMusicAPI.NET</PackageProjectUrl>
     <PackageLicenseUrl>https://github.com/MattPress/AppleMusicAPI.NET/blob/master/LICENSE</PackageLicenseUrl>
     <Description>Models for AppleMusicAPI.NET wrapper.</Description>
+    <Version>2.0.0</Version>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">

src/AppleMusicAPI.NET/AppleMusicAPI.NET.csproj

@@ -12,6 +12,7 @@
     <PackageProjectUrl>https://github.com/MattPress/AppleMusicAPI.NET</PackageProjectUrl>
     <PackageLicenseUrl>https://github.com/MattPress/AppleMusicAPI.NET/blob/master/LICENSE</PackageLicenseUrl>
     <GeneratePackageOnBuild>false</GeneratePackageOnBuild>
+    <Version>2.0.0</Version>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">