not even the deprecationwarning that got silently generated burning
20~30% of all CPU-time without actually displaying it anywhere, nice
python 3.12.0 is now only 5% slower than 3.11.6
also fixes some other, less-performance-fatal deprecations
these are all the protocols that are currently supported by wget,
so this has no practical effect aside from making sure we won't
suddenly get file:// support or something (which would be bad)
