README.md: Update Sponsors (#4710)

Automated changes by
[create-pull-request](https://github.com/peter-evans/create-pull-request)
GitHub action
This commit is contained in:
Stefan Haller 2025-08-02 10:34:01 +02:00 committed by GitHub
commit 5175798cb1
No known key found for this signature in database
GPG key ID: B5690EEEBB952194

File diff suppressed because one or more lines are too long