chore(deps): bump foundry-rs/foundry-toolchain from 1.5.0 to 1.6.0

Bumps [foundry-rs/foundry-toolchain](https://github.com/foundry-rs/foundry-toolchain) from 1.5.0 to 1.6.0.
- [Release notes](https://github.com/foundry-rs/foundry-toolchain/releases)
- [Changelog](https://github.com/foundry-rs/foundry-toolchain/blob/master/RELEASE.md)
- [Commits](50d5a8956f...8b0419c685)

---
updated-dependencies:
- dependency-name: foundry-rs/foundry-toolchain
  dependency-version: 1.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/benchmark_gpu_coprocessor.yml

@@ -192,7 +192,7 @@ jobs:
           cargo install sqlx-cli
 
       - name: Install foundry
-        uses: foundry-rs/foundry-toolchain@50d5a8956f2e319df19e6b57539d7e2acb9f8c1e
+        uses: foundry-rs/foundry-toolchain@8b0419c685ef46cb79ec93fbdc131174afceb730
 
       - name: Cache cargo
         uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0