Upgrade to Microsoft.VisualStudio.SDK.EmbedInteropTypes 15.0.27

This also lets us remove one special hack we had in place, since that's
included in current package versions.

eng/Versions.props

@@ -101,7 +101,7 @@
     <MicrosoftVisualStudioDebuggerMetadataimplementationVersion>15.7.2082401</MicrosoftVisualStudioDebuggerMetadataimplementationVersion>
     <MicrosoftVisualStudioDesignerInterfacesVersion>1.1.4322</MicrosoftVisualStudioDesignerInterfacesVersion>
     <MicrosoftVisualStudioDiagnosticsPerformanceProviderVersion>16.0.28226-alpha</MicrosoftVisualStudioDiagnosticsPerformanceProviderVersion>
-    <MicrosoftVisualStudioSDKEmbedInteropTypesVersion>15.0.17</MicrosoftVisualStudioSDKEmbedInteropTypesVersion>
+    <MicrosoftVisualStudioSDKEmbedInteropTypesVersion>15.0.27</MicrosoftVisualStudioSDKEmbedInteropTypesVersion>
     <MicrosoftVisualStudioEditorVersion>16.0.203-g5d5c63964e</MicrosoftVisualStudioEditorVersion>
     <MicrosoftVisualStudioGraphModelVersion>16.0.28226-alpha</MicrosoftVisualStudioGraphModelVersion>
     <MicrosoftVisualStudioImageCatalogVersion>15.0.26730-alpha</MicrosoftVisualStudioImageCatalogVersion>

eng/targets/VisualStudio.targets

@@ -101,10 +101,6 @@
                              or '%(FileName)' == 'Microsoft.VisualStudio.Shell.Interop.11.0'">
         <EmbedInteropTypes>false</EmbedInteropTypes>
       </ReferencePath>
-
-      <ReferencePath Condition="'%(FileName)' == 'Microsoft.VisualStudio.Imaging.Interop.14.0.DesignTime'">
-        <EmbedInteropTypes>true</EmbedInteropTypes>
-      </ReferencePath>
     </ItemGroup>
   </Target>
 </Project>
\ No newline at end of file

src/EditorFeatures/Core/Microsoft.CodeAnalysis.EditorFeatures.csproj

@@ -32,6 +32,7 @@
     <PackageReference Include="Microsoft.VisualStudio.Text.UI" Version="$(MicrosoftVisualStudioTextUIVersion)" />
     <PackageReference Include="Microsoft.VisualStudio.Threading" Version="$(MicrosoftVisualStudioThreadingVersion)" />
     <PackageReference Include="Microsoft.CodeAnalysis.Elfie" Version="$(MicrosoftCodeAnalysisElfieVersion)" />
+    <PackageReference Include="Microsoft.VisualStudio.SDK.EmbedInteropTypes" Version="$(MicrosoftVisualStudioSDKEmbedInteropTypesVersion)" />
   </ItemGroup>
   <ItemGroup>
     <InternalsVisibleTo Include="InteractiveHost" />