chore: update futures-concurrency

This removes two duplicate dependencies.

Author: link2xt

Cargo.lock

@@ -28,8 +28,6 @@ skip = [
      { name = "bitflags", version = "1.3.2" },
      { name = "core-foundation", version = "0.9.4" },
      { name = "event-listener", version = "2.5.3" },
-     { name = "fastrand", version = "1.9.0" },
-     { name = "futures-lite", version = "1.13.0" },
      { name = "generator", version = "0.7.5" },
      { name = "getrandom", version = "<0.2" },
      { name = "http", version = "0.2.12" },