Update HttpMultipartParser requirement from 4.4.* to 5.0.*

Updates the requirements on [HttpMultipartParser](https://github.com/Http-Multipart-Data-Parser/Http-Multipart-Data-Parser) to permit the latest version.
- [Release notes](https://github.com/Http-Multipart-Data-Parser/Http-Multipart-Data-Parser/releases)
- [Changelog](https://github.com/Http-Multipart-Data-Parser/Http-Multipart-Data-Parser/blob/develop/GitReleaseManager.yaml)
- [Commits](Http-Multipart-Data-Parser/Http-Multipart-Data-Parser@4.4.0...5.0.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Author: dependabot-preview[bot]

src/Simplify.Web.Multipart/Simplify.Web.Multipart.csproj

@@ -26,6 +26,6 @@
 	</PropertyGroup>
 	<ItemGroup>
 		<PackageReference Include="Simplify.Web" Version="4.2.*" />
-		<PackageReference Include="HttpMultipartParser" Version="4.4.*" />
+		<PackageReference Include="HttpMultipartParser" Version="5.0.*" />
 	</ItemGroup>
 </Project>