Manage packages centrally

This comes from an internal bot.

Author: andyleejordan

Directory.Build.props

@@ -1,7 +1,8 @@
-<Project>
-  <!-- See https://aka.ms/dotnet/msbuild/customize for more details on customizing your build -->
-  <PropertyGroup>
-    <UseArtifactsOutput>true</UseArtifactsOutput>
-    <ModuleVersion>1.0.6</ModuleVersion>
-  </PropertyGroup>
-</Project>
+<Project>
+  <!-- See https://aka.ms/dotnet/msbuild/customize for more details on customizing your build -->
+  <PropertyGroup>
+    <UseArtifactsOutput>true</UseArtifactsOutput>
+    <ModuleVersion>1.0.6</ModuleVersion>
+    <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
+  </PropertyGroup>
+</Project>

Directory.Packages.props

@@ -0,0 +1,8 @@
+<Project>
+  <ItemGroup>
+    <PackageVersion Include="Microsoft.PowerShell.SecretManagement.Library" Version="0.9.1" />
+    <PackageVersion Include="PowerShellStandard.Library" Version="5.1.1" />
+    <PackageVersion Include="System.IO.FileSystem.AccessControl" Version="4.7.0" />
+    <PackageVersion Include="System.Runtime.InteropServices.RuntimeInformation" Version="4.3.0" />
+  </ItemGroup>
+</Project>

src/code/Microsoft.PowerShell.SecretStore.csproj

@@ -13,10 +13,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.PowerShell.SecretManagement.Library" Version="0.9.1-*" />
-    <PackageReference Include="PowerShellStandard.Library" Version="5.1.1" PrivateAssets="All" />
-    <PackageReference Include="System.IO.FileSystem.AccessControl" version="4.7.0" />
-    <PackageReference Include="System.Runtime.InteropServices.RuntimeInformation" Version="4.3.0" />
+    <PackageReference Include="Microsoft.PowerShell.SecretManagement.Library" />
+    <PackageReference Include="PowerShellStandard.Library" PrivateAssets="All" />
+    <PackageReference Include="System.IO.FileSystem.AccessControl" />
+    <PackageReference Include="System.Runtime.InteropServices.RuntimeInformation" />
   </ItemGroup>
 
 </Project>