build(deps): bump foundry-rs/foundry-toolchain from 1.4.0 to 1.5.0

Bumps [foundry-rs/foundry-toolchain](https://github.com/foundry-rs/foundry-toolchain) from 1.4.0 to 1.5.0.
- [Release notes](https://github.com/foundry-rs/foundry-toolchain/releases)
- [Changelog](https://github.com/foundry-rs/foundry-toolchain/blob/master/RELEASE.md)
- [Commits](foundry-rs/foundry-toolchain@82dee4b...50d5a89)

---
updated-dependencies:
- dependency-name: foundry-rs/foundry-toolchain
  dependency-version: 1.5.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/CI.yml

@@ -81,7 +81,7 @@ jobs:
         uses: ./.github/composite-actions/install
 
       - name: Set up foundry
-        uses: foundry-rs/foundry-toolchain@82dee4ba654bd2146511f85f0d013af94670c4de # v1.4.0
+        uses: foundry-rs/foundry-toolchain@50d5a8956f2e319df19e6b57539d7e2acb9f8c1e # v1.5.0
         with:
           cache: false
           version: nightly-c4a984fbf2c48b793c8cd53af84f56009dd1070c