message: remove unused dependency from benchsuite
diff: @@ -10,7 +10,6 @@ description = "Benchmarking suite for Cargo."
  [dependencies]
  cargo = { path = "../.." }
  -cargo-test-support = { path = "../../crates/cargo-test-support" }
  # Consider removing html_reports in 0.4 and switching to `cargo criterion`.
  criterion = { version = "0.3.5", features = ["html_reports"] }
  flate2 = { version = "1.0.3", default-features = false, features = ["zlib"] }
  