Update alloy requirement from 0.2.1 to 0.3.0

Updates the requirements on [alloy](https://github.com/alloy-rs/alloy) to permit the latest version.
- [Release notes](https://github.com/alloy-rs/alloy/releases)
- [Changelog](https://github.com/alloy-rs/alloy/blob/main/CHANGELOG.md)
- [Commits](alloy-rs/alloy@v0.2.1...v0.2.1)

---
updated-dependencies:
- dependency-name: alloy
  dependency-type: direct:production
...

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

Cargo.toml

@@ -29,7 +29,7 @@ alloy-rlp-derive = { version = "0.3.8", default-features = false }
 alloy-sol-types = { version = "0.7" }
 
 # Alloy host dependencies
-alloy = { version = "0.2.1", features = ["full"] }
+alloy = { version = "0.3.0", features = ["full"] }
 alloy-trie = { version = "0.4.0" }
 
 # Beacon chain support