Update qt screen info script

[goodboy]

Brings script imports up to date with latest PyQt5 schema as well as adds a bunch of extra info dumping and formatting for tinkering with further attempts at a generalized DPI sizing subsystem.

output should look something like this on a hi-DPI (set of) device(s):

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As per an issue i recently worked through with a noob piker, for systems that aren't quite lo-DPI and still require slight downscaling it would be good to figure out if we can drop the 'lo' section from the .ui._style._font_sizes table..