build(deps): bump wasmtime from 20.0.1 to 20.0.2

Bumps [wasmtime](https://github.com/bytecodealliance/wasmtime) from 20.0.1 to 20.0.2.
- [Release notes](https://github.com/bytecodealliance/wasmtime/releases)
- [Changelog](https://github.com/bytecodealliance/wasmtime/blob/main/docs/WASI-some-possible-changes.md)
- [Commits](bytecodealliance/wasmtime@v20.0.1...v20.0.2)

---
updated-dependencies:
- dependency-name: wasmtime
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

crates/policy/Cargo.toml

@@ -20,7 +20,7 @@ schemars = { workspace = true, optional = true }
 thiserror.workspace = true
 tokio = { version = "1.37.0", features = ["io-util", "rt"] }
 tracing.workspace = true
-wasmtime = { version = "20.0.1", default-features = false, features = ["async", "cranelift", "parallel-compilation"] }
+wasmtime = { version = "20.0.2", default-features = false, features = ["async", "cranelift", "parallel-compilation"] }
 
 mas-data-model.workspace = true
 oauth2-types.workspace = true