chore(deps): update dependency microsoft.sourcelink.github to 10.0.400

| datasource | package                     | from     | to       |
| ---------- | --------------------------- | -------- | -------- |
| nuget      | Microsoft.SourceLink.GitHub | 10.0.301 | 10.0.400 |

Author: renovate[bot]

CSSParser.ExtendedLESSParser/CSSParser.ExtendedLESSParser.csproj

@@ -13,7 +13,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="10.0.301" PrivateAssets="All" />
+        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="10.0.400" PrivateAssets="All" />
         <PackageReference Include="MinVer" Version="7.0.0" PrivateAssets="All" />
         <ProjectReference Include="..\CSSParser\CSSParser.csproj" />
     </ItemGroup>

CSSParser/CSSParser.csproj

@@ -13,7 +13,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="10.0.301" PrivateAssets="All" />
+        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="10.0.400" PrivateAssets="All" />
         <PackageReference Include="MinVer" Version="7.0.0" PrivateAssets="All" />
     </ItemGroup>
 </Project>