chore(deps): bump bcs from 0.1.6 to 0.2.0

Bumps [bcs](https://github.com/zefchain/bcs) from 0.1.6 to 0.2.0.
- [Changelog](https://github.com/zefchain/bcs/blob/main/CHANGELOG.md)
- [Commits](https://github.com/zefchain/bcs/commits)

---
updated-dependencies:
- dependency-name: bcs
  dependency-version: 0.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Cargo.lock

@@ -87,7 +87,7 @@ sui_shared_crypto = { git = "https://github.com/mystenlabs/sui", package = "shar
 # https://github.com/MystenLabs/sui/blob/7214872434b3b0578fccc4d3e468371855a4ecf8/Cargo.toml#L624C1-L624C116
 fastcrypto = { git = "https://github.com/MystenLabs/fastcrypto", rev = "16fa86d0dd943024a9088d46850a72ecd55b7f46", default-features = false }
 rand = { version = "0.8.5", default-features = false }
-bcs = { version = "0.1.4", default-features = false }
+bcs = { version = "0.2.0", default-features = false }
 tiny-bip39 = { version = "2.0.0", default-features = false }
 
 # Stacks