chore(deps-dev): bump @ton/toolchain from v1.4.0 to v1.5.0

Bumps [@ton/toolchain](https://github.com/the-ton-tech/toolchain) from v1.4.0 to v1.5.0.
- [Release notes](https://github.com/the-ton-tech/toolchain/releases)
- [Changelog](https://github.com/the-ton-tech/toolchain/blob/main/changelog.md)
- [Commits](the-ton-tech/toolchain@92e94ac...31376da)

---
updated-dependencies:
- dependency-name: "@ton/toolchain"
  dependency-version: 31376da778155bd0984d68abf2a46dce417bacb8
  dependency-type: direct:development
...

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Author: dependabot[bot]