misc: Update GtkSharp.Dependencies and speed up initial Windows build (#3128)

Update GtkSharp.Dependencies to fix between menu flickering and enable
the SkipInstallGtk in csproj to avoid downloading unused GTK3 install
locally.

Ryujinx/Ryujinx.csproj

@@ -9,6 +9,8 @@
     <TieredCompilation>false</TieredCompilation>
     <TieredCompilationQuickJit>false</TieredCompilationQuickJit>
     <DefineConstants Condition=" '$(ExtraDefineConstants)' != '' ">$(DefineConstants);$(ExtraDefineConstants)</DefineConstants>
+    <!-- As we already provide GTK3 on Windows via GtkSharp.Dependencies this is redundant. -->
+    <SkipGtkInstall>true</SkipGtkInstall>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(RuntimeIdentifier)' != ''">
@@ -19,7 +21,7 @@
   <ItemGroup>
     <PackageReference Include="DiscordRichPresence" Version="1.0.175" />
     <PackageReference Include="GtkSharp" Version="3.22.25.128" />
-    <PackageReference Include="GtkSharp.Dependencies" Version="1.1.0" Condition="'$(RuntimeIdentifier)' != 'linux-x64' AND '$(RuntimeIdentifier)' != 'osx-x64'" />
+    <PackageReference Include="GtkSharp.Dependencies" Version="1.1.1" Condition="'$(RuntimeIdentifier)' != 'linux-x64' AND '$(RuntimeIdentifier)' != 'osx-x64'" />
     <PackageReference Include="Ryujinx.Graphics.Nvdec.Dependencies" Version="4.4.0-build9" Condition="'$(RuntimeIdentifier)' != 'linux-x64' AND '$(RuntimeIdentifier)' != 'osx-x64'" />
     <PackageReference Include="Ryujinx.Audio.OpenAL.Dependencies" Version="1.21.0.1" Condition="'$(RuntimeIdentifier)' != 'linux-x64' AND '$(RuntimeIdentifier)' != 'osx-x64'" />
     <PackageReference Include="OpenTK.Graphics" Version="4.5.0" />