update version

Author: dihan0604

src/ResourceManager/Network/Commands.Network.Test/packages.config

@@ -7,7 +7,7 @@
   <package id="Microsoft.Azure.Gallery" version="2.6.2-preview" targetFramework="net45" />
   <package id="Microsoft.Azure.Graph.RBAC" version="1.7.0-preview" targetFramework="net45" />
   <package id="Microsoft.Azure.Management.Authorization" version="1.0.0" targetFramework="net45" />
-  <package id="Microsoft.Azure.Management.Network" version="3.0.8-preview" targetFramework="net45" />
+  <package id="Microsoft.Azure.Management.Network" version="3.0.6-preview" targetFramework="net45" />
   <package id="Microsoft.Azure.Management.Resources" version="2.18.7-preview" targetFramework="net45" />
   <package id="Microsoft.Azure.Test.Framework" version="1.0.5799.28345-prerelease" targetFramework="net45" />
   <package id="Microsoft.Azure.Test.HttpRecorder" version="1.4.0-preview" targetFramework="net45" />

src/ResourceManager/Network/Commands.Network/Commands.Network.csproj

@@ -77,7 +77,7 @@
       <HintPath>..\..\..\packages\Microsoft.Azure.Management.Authorization.2.0.0\lib\net40\Microsoft.Azure.Management.Authorization.dll</HintPath>
     </Reference>
     <Reference Include="Microsoft.Azure.Management.Network, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\..\packages\Microsoft.Azure.Management.Network.3.0.8-preview\lib\net45\Microsoft.Azure.Management.Network.dll</HintPath>
+      <HintPath>..\..\..\packages\Microsoft.Azure.Management.Network.3.0.6-preview\lib\net45\Microsoft.Azure.Management.Network.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="Microsoft.Data.Edm, Version=5.6.4.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">

src/ResourceManager/Network/Commands.Network/packages.config

@@ -9,7 +9,7 @@
   <package id="Microsoft.Azure.Graph.RBAC" version="1.7.0-preview" targetFramework="net45" />
   <package id="Microsoft.Azure.KeyVault.Core" version="1.0.0" targetFramework="net45" />
   <package id="Microsoft.Azure.Management.Authorization" version="1.0.0" targetFramework="net45" />
-  <package id="Microsoft.Azure.Management.Network" version="3.0.8-preview" targetFramework="net45" />
+  <package id="Microsoft.Azure.Management.Network" version="3.0.6-preview" targetFramework="net45" />
   <package id="Microsoft.Azure.Management.Resources" version="2.18.7-preview" targetFramework="net45" />
   <package id="Microsoft.Bcl" version="1.1.9" targetFramework="net45" />
   <package id="Microsoft.Bcl.Async" version="1.0.168" targetFramework="net45" />