bug#53011: Possible to Update qtbase-5 to v5.15.8?

[Leo Famulari]

On Tue, Jan 04, 2022 at 05:35:54PM +0000, Jaft via Bug reports for GNU Guix 
wrote:
> Partially because it's the latest version but primarily because there's a bug 
> in the current version for QTwebengine.
> As detailed at r/qutebrowser - Comment by u/The-Compiler on ”WebGL 
> blacklisted on Guix”, most text gets broken 
> (https://bugs.chromium.org/p/chromium/issues/detail?id=1164975); I haven't 
> tried other browsers but I've experienced this with Qutebrowser, currently.
> It seems the issue was addressed in QT v5.15.7 so an update to, at least, 
> that would, theoretically, solve the problem.

I wonder if this is related to <https://issues.guix.gnu.org/52993>
("There is a problem with text rendering in the anki").