message: Update libffi-sys to 2.0.1
  Prior version of libffi could not be cross-compiled to illumos due to
  host-triple complications.  This should fix rustup builds of miri for
  the illumos platform.
diff: @@ -320,9 +320,9 @@ dependencies = [
  [[package]]
  name = "libffi-sys"
  -version = "2.0.0"
  +version = "2.0.1"
  source = "registry+https://github.com/rust-lang/crates.io-index"
  -checksum = "ab4106b7f09d7b87d021334d5618fac1dfcfb824d4c5fe111ff0074dfd242e15"
  +checksum = "84e78d02e5a8eae9c24c38ce6e6026f80e16dff76adcdae4bc5c6c52c2de4a60"
  dependencies = [
  "cc",
  ]
  