Bump third_party/yosys from `f22f200` to `93ef516`
Bump third_party/yosys from `f22f200` to `93ef516`

Bumps [third_party/yosys](https://github.com/YosysHQ/yosys) from `f22f200` to `93ef516`.
- [Release notes](https://github.com/YosysHQ/yosys/releases)
- [Commits](https://github.com/YosysHQ/yosys/compare/f22f2000bda87847a4a28d945f1508733bf285f7...93ef516d919b40ace2099bc7586bfda8648f0757)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
SymbiFlow/prjxray,SymbiFlow/prjxray,SymbiFlow/prjxray,SymbiFlow/prjxray,SymbiFlow/prjxray