Bad quality non anti-aliased fonts after pango change

[br123122]

• Sway Version: sway version 1.10

• Debug Log:
  https://gist.github.com/br123122/a2eb6cceecbee8ba1df222a31e940ac1#file-sway-log

• Configuration File:
  https://gist.github.com/br123122/a2eb6cceecbee8ba1df222a31e940ac1#file-config

• Description:
  After commit 8c5b23e fonts that looked good with no anti-aliasing look messed up.
  See screenshot for before/after comparison (swaybar, swaynag and window titlebars are affected, pango-view just for illustration).

[emersion]

cc @kennylevinsen @Nefsen402

[Nefsen402]

Looks like we have to revert that change. As for making sure the buffer is wide enough for the text, we might be able to iterate all the scales of each enabled monitor, and choose the widest that pango will calculate.

[roshal]

reference #8242