Build(deps): Bump System.Threading.Tasks.Dataflow from 7.0.0 to 8.0.0 (#13885)

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

src/Files.Shared/Files.Shared.csproj

@@ -15,7 +15,7 @@
         <PackageReference Include="LiteDB" Version="4.1.4" />
         <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
         <PackageReference Include="System.IO.Hashing" Version="8.0.0" />
-        <PackageReference Include="System.Threading.Tasks.Dataflow" Version="7.0.0" />
+        <PackageReference Include="System.Threading.Tasks.Dataflow" Version="8.0.0" />
     </ItemGroup>
 
 </Project>