Fix: Update quick-error crate version from 1.2.3 to 2.0.1 in src/uu/cp (#2947)

fix: update quick-error crate from 1.2.3 to 2.0.1 for src/uu/cp tool, fixes:  #2941

Cargo.lock

@@ -1468,12 +1468,6 @@ dependencies = [
  "unicode-xid 0.2.2",
 ]
 
-[[package]]
-name = "quick-error"
-version = "1.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
-
 [[package]]
 name = "quick-error"
 version = "2.0.1"
@@ -2199,7 +2193,7 @@ dependencies = [
  "filetime",
  "ioctl-sys",
  "libc",
- "quick-error 1.2.3",
+ "quick-error",
  "selinux",
  "uucore",
  "walkdir",
@@ -2664,7 +2658,7 @@ dependencies = [
  "clap 3.0.10",
  "getopts",
  "itertools",
- "quick-error 2.0.1",
+ "quick-error",
  "regex",
  "uucore",
 ]

src/uu/cp/Cargo.toml

@@ -22,7 +22,7 @@ path = "src/cp.rs"
 clap = { version = "3.0", features = ["wrap_help", "cargo"] }
 filetime = "0.2"
 libc = "0.2.85"
-quick-error = "1.2.3"
+quick-error = "2.0.1"
 selinux = { version="0.2", optional=true }
 uucore = { version=">=0.0.11", package="uucore", path="../../uucore", features=["entries", "fs", "perms", "mode"] }
 walkdir = "2.2"

src/uu/cp/src/cp.rs

@@ -64,14 +64,14 @@ quick_error! {
     #[derive(Debug)]
     pub enum Error {
         /// Simple io::Error wrapper
-        IoErr(err: io::Error) { from() cause(err) display("{}", err)}
+        IoErr(err: io::Error) { from() source(err) display("{}", err)}
 
         /// Wrapper for io::Error with path context
         IoErrContext(err: io::Error, path: String) {
             display("{}: {}", path, err)
             context(path: &'a str, err: io::Error) -> (err, path.to_owned())
             context(context: String, err: io::Error) -> (err, context)
-            cause(err)
+            source(err)
         }
 
         /// General copy error
@@ -86,7 +86,7 @@ quick_error! {
         NotAllFilesCopied {}
 
         /// Simple walkdir::Error wrapper
-        WalkDirErr(err: walkdir::Error) { from() display("{}", err) cause(err) }
+        WalkDirErr(err: walkdir::Error) { from() display("{}", err) source(err) }
 
         /// Simple std::path::StripPrefixError wrapper
         StripPrefixError(err: StripPrefixError) { from() }