They claim this issue is now fixed, could you confirm? And it's again fixed by @win32, not "Thorium" author.
https://github.com/Alex313031/thorium-legacy/releases/tag/M122.0.6261.169
"GDI text rendering alignment is fixed This bug caused text to be askew, either too high or too low, or too much to the left. The reason previous releases didn't have this fixed, is that win32ss fixed it in Skia, which is a third_party submodule of Chromium."