[boost] Bug fixes in Boost.URL

I would like to ask for permission to merge the following bug fixes to master in Boost.URL: - c97bc278: parse_query does not recreate string_view - 0ca58467: url_view string_view constructor requires non-url_view_base - f2bb191b: IP-literal can be IPv6addrz Thanks -- Alan Freitas https://alandefreitas.github.io/alandefreitas/ https://github.com/alandefreitas