fix projects

Author: gewarren

snippets/visualbasic/VS_Snippets_ADO.NET/DataWorks OracleConnectionStringBuilder.ContainsKey/VB/Project.vbproj

@@ -1,14 +1,10 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <OutputType>Library</OutputType>
     <TargetFramework>net4.8</TargetFramework>
   </PropertyGroup>
 
-  <ItemGroup>
-    <PackageReference Include="System.Data.OracleClient" />
-  </ItemGroup>
-
   <ItemGroup>
     <Reference Include="System.Data.OracleClient" />
   </ItemGroup>