Core - Move DevTools Client from CefSharp.dll to CefSharp.Core.dll

- Moves the Dependency of System.Text.Json from CefSharp.dll
  BrowserSubProcess as a result no longer has a reference
  where wasn't required for it's operation.

Resolves #4428 #4427

Author: amaitland

CefSharp.Core/CefSharp.Core.csproj

@@ -41,6 +41,7 @@
     <Compile Remove="RequestContext.netcore.cs" />
     <Compile Remove="UrlRequest.netcore.cs" />
     <Compile Remove="WindowInfo.netcore.cs" />
+    <Compile Remove="DevTools\DevToolsClient.Generated.netcore.cs" />
   </ItemGroup>
   <ItemGroup>
     <Compile Remove="bin.netcore\**" />

CefSharp.Core/CefSharp.Core.netcore.csproj

@@ -44,17 +44,20 @@
       <Compile Remove="RequestContext.cs" />
       <Compile Remove="UrlRequest.cs" />
       <Compile Remove="WindowInfo.cs" />
+      <Compile Remove="DevTools\DevToolsClient.Generated.cs" />
       <!-- Don't include items from the "bin" and "obj" folders used by the .NET Framework projects. -->
       <None Remove="bin/**/*.*" />
       <None Remove="obj/**/*.*" />
       <Compile Remove="obj/**/*.*" />
     </ItemGroup>
 
     <ItemGroup>
-      <PackageReference Include="Microsoft.Net.Compilers" Version="3.8.0">
-        <PrivateAssets>all</PrivateAssets>
-        <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
-      </PackageReference>
+        <PackageReference Include="Microsoft.Net.Compilers" Version="3.8.0">
+            <PrivateAssets>all</PrivateAssets>
+            <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+        </PackageReference>
+        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All"/>
+        <PackageReference Include="System.Text.Json" Version="5.0.0" />
     </ItemGroup>
 
     <ItemGroup>
@@ -66,9 +69,5 @@
         </ProjectReference>
     </ItemGroup>
 
-    <ItemGroup>
-      <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All"/>
-    </ItemGroup>
-
     <Import Project="Sdk.targets" Sdk="Microsoft.NET.Sdk" />
 </Project>