Updated NuGet packages and extension manifest.

Some packages were not updated as they correspond to VS 17.4 which is currently minimum supported VS version.
Updated extension manifest to restrict the extension to VS 17.4 and up.
Removed unnecessary files from VSIX.

UnityModStudio.Common/UnityModStudio.Common.csproj

@@ -13,7 +13,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="System.ComponentModel.Composition" Version="4.7.0" />
-    <PackageReference Include="System.Text.Json" Version="5.0.0" />
+    <PackageReference Include="System.Text.Json" Version="6.0.0" />
   </ItemGroup>
 
 </Project>

UnityModStudio.ProjectSystem/UnityModStudio.ProjectSystem.csproj

@@ -6,7 +6,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.VisualStudio.ProjectSystem.Managed.VS" Version="2.0.6142705" />
-    <PackageReference Include="Microsoft.VisualStudio.ProjectSystem.SDK" Version="17.0.1313-pre" />
+    <PackageReference Include="Microsoft.VisualStudio.ProjectSystem.SDK" Version="17.2.402-pre" />
     <PackageReference Include="Microsoft.VisualStudio.Shell.Framework" Version="17.4.33103.184" />
   </ItemGroup>
 

UnityModStudio/UnityModStudio.csproj

@@ -71,7 +71,7 @@
     <PackageReference Include="Microsoft.VisualStudio.SDK" Version="17.4.33103.184" ExcludeAssets="runtime">
       <IncludeAssets>compile; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.VSSDK.BuildTools" Version="17.4.2119">
+    <PackageReference Include="Microsoft.VSSDK.BuildTools" Version="17.8.2365">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>

UnityModStudio/UnityModStudio.targets

@@ -4,10 +4,17 @@
   <!-- VSSDK suppresses built-in VS assemblies from being packaged in VSIX, but some still slip by, exclude them here. -->
   <Target Name="SuppressRemainingVSAssemblies" BeforeTargets="GetVsixSourceItems">
     <ItemGroup>
-      <SuppressFromVsix Include="Microsoft.VisualStudio.Debugger.Interop.16.0.dll" />
-      <SuppressFromVsix Include="Microsoft.VisualStudio.LanguageServer.Protocol.dll" />
-      <SuppressFromVsix Include="System.Buffers.dll" />
-      <SuppressFromVsix Include="System.Threading.Tasks.Extensions.dll" />
+      <SuppressFromVsix Include="Microsoft.IO.Redist.dll" />
+      <SuppressFromVsix Include="Microsoft.NET.StringTools.dll" />
+      <SuppressFromVsix Include="Microsoft.NET.StringTools.pdb" />
+      <SuppressFromVsix Include="Microsoft.VisualStudio.ProjectSystem.Managed.dll" />
+      <SuppressFromVsix Include="Microsoft.VisualStudio.ProjectSystem.Managed.VS.dll" />
+      <SuppressFromVsix Include="System.Configuration.ConfigurationManager.dll" />
+      <SuppressFromVsix Include="System.Numerics.Vectors.dll" />
+      <SuppressFromVsix Include="System.Resources.Extensions.dll" />
+      <SuppressFromVsix Include="System.Security.Permissions.dll" />
+      <SuppressFromVsix Include="System.Text.Encodings.Web.dll" />
+      <SuppressFromVsix Include="System.Text.Json.dll" />
     </ItemGroup>
   </Target>
 </Project>

UnityModStudio/source.extension.vsixmanifest

@@ -10,7 +10,7 @@
         <Tags>unity; mod</Tags>
     </Metadata>
     <Installation>
-        <InstallationTarget Id="Microsoft.VisualStudio.Community" Version="[17.0, 18.0)">
+        <InstallationTarget Id="Microsoft.VisualStudio.Community" Version="[17.4, 18.0)">
             <ProductArchitecture>amd64</ProductArchitecture>
         </InstallationTarget>
     </Installation>