ksud: correctly copy chr device and keep xattr. close #1397

userspace/ksud/Cargo.lock

@@ -537,12 +537,6 @@ dependencies = [
  "miniz_oxide",
 ]
 
-[[package]]
-name = "fs_extra"
-version = "1.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "42703706b716c37f96a77aea830392ad231f44c9e9a67872fa5548707e11b11c"
-
 [[package]]
 name = "fuchsia-cprng"
 version = "0.1.1"
@@ -806,7 +800,6 @@ dependencies = [
  "encoding_rs",
  "env_logger",
  "extattr",
- "fs_extra",
  "getopts",
  "hole-punch",
  "humansize",