Bump System.Net.Http from 4.3.2 to 4.3.4 in /src/Tests

Bumps System.Net.Http from 4.3.2 to 4.3.4.

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

src/Tests/Tests.csproj

@@ -44,7 +44,7 @@
     <Reference Include="..\..\build\profiling\JetBrains.Profiler.Windows.SelfApi.dll" />
   </ItemGroup>
   <ItemGroup Condition="'$(TargetFramework)'=='netcoreapp1.1'">
-    <PackageReference Include="System.Net.Http" Version="4.3.2" />
+    <PackageReference Include="System.Net.Http" Version="4.3.4" />
     <PackageReference Include="System.Diagnostics.FileVersionInfo" Version="4.3.0" />
   </ItemGroup>
   <ItemGroup Condition="'$(TargetFramework)'!='net45'">