Pull in fix for https://github.com/dtolnay/async-trait/issues/238

Cargo.toml

@@ -9,7 +9,7 @@ build = "src/build.rs"
 users = "0.11.0"
 regex = "1.0.1"
 futures-util = "0.3"
-async-trait = "0.1"
+async-trait = "0.1.65"
 tokio = { version = "1.6.1", features = ["rt", "process", "io-util", "macros", "sync"] }
 once_cell = "1.4"
 slog = { version = "2", features = ["max_level_trace", "release_max_level_trace"] }