Fix warnings from Clippy v1.50.0 (nightly). (#58)
Fix warnings from Clippy v1.50.0 (nightly). (#58)

Signed-off-by: Piotr Sikora <ba6f3a1a6d7e1ecae91b31e93969cc392fbd0fdd@google.com>
proxy-wasm/proxy-wasm-rust-sdk