Get rid of rustc_hash

brood/Cargo.lock

@@ -66,7 +66,6 @@ version = "0.0.0"
 dependencies = [
  "clap",
  "regex",
- "rustc-hash",
  "serde",
  "serde_json",
  "thousands",
@@ -189,12 +188,6 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
 
-[[package]]
-name = "rustc-hash"
-version = "2.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7fb8039b3032c191086b10f11f319a6e99e1e82889c5cc6046f515c9db1d497"
-
 [[package]]
 name = "ryu"
 version = "1.0.18"