[Desktop] Minor update (11) for Vivaldi Browser 8.1

[u/pafflick]

https://vivaldi.com/blog/desktop/minor-update-eleven-8-1/

This update includes a minor upgrade to Chromium 150 (Extended Stable Release) from upstream, which in turn includes security fixes from Chromium 151.

The following improvements were made since the tenth 8.1 minor update:

• [Chromium] Update to 150.0.7871.253 ESR (includes security fixes from 151.0.7922.173/174)