Remove default package.readme metadata from Cargo.toml

dtolnay · dtolnay · commit ccfce18e4e32 · 2022-09-14T09:15:57.000-07:00
Since cargo 1.46.0, README.md is recognized by default.
diff --git a/Cargo.toml b/Cargo.toml
@@ -8,7 +8,6 @@ documentation = "https://docs.rs/async-trait"
 edition = "2018"
 keywords = ["async"]
 license = "MIT OR Apache-2.0"
-readme = "README.md"
 repository = "https://github.com/dtolnay/async-trait"
 rust-version = "1.39"
 
