Update SMA reference for netcoreapp3.1 to from 7.0.0 to 7.0.3 (#1597)

Author: bergmeister

Engine/Engine.csproj

@@ -63,7 +63,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.1'">
-    <PackageReference Include="System.Management.Automation" Version="7.0.0" />
+    <PackageReference Include="System.Management.Automation" Version="7.0.3" />
   </ItemGroup>
   <PropertyGroup Condition="'$(TargetFramework)' == 'netcoreapp3.1'">
     <DefineConstants>$(DefineConstants);PSV7;CORECLR</DefineConstants>