fix: Introduce bounded demangling in an attempt to fix unbounded memo…

[Swatinem]

…ry growth

An attempt to help with #477, however that is not solved yet.

[flub]

iiuc this will still write as much as it likes into the BoundedString, only on using Display or ToString traits of the string will it not print the entire thing. That doesn't seem enough to fix the unbounded-ness of the allocation?

[Swatinem]

this will still write as much as it likes into the BoundedString, only on using Display or ToString traits of the string will it not print the entire thing

I don’t really understand. No Display or ToString is involved here.

[flub]

oh wait, i totally misread std::fmt::Write :/