There's a closed pull request on the void-packages repository

chromium: update to 91.0.4472.77.
https://github.com/void-linux/void-packages/pull/31142

Description:
<!-- Mark items with [x] where applicable -->

#### Have the results of the proposed changes been tested?
- [ ] I use the packages affected by the proposed changes on a regular basis and confirm this PR works for me
- [ ] I generally don't use the affected packages but briefly tested this PR

#### Does it build and run successfully? 
(Please choose at least one native build and, if supported, at least one cross build. More are better.)
- [x] x86_64
- [x] x86_64-musl
- [x] i686

[ci skip] to make ericonr happy