gnu: Remove rust-fs-err-2.

* gnu/packages/crates-io.scm (rust-fs-err-2): Delete variable.

gnu/packages/crates-io.scm

@@ -21771,27 +21771,6 @@ values to other threads.")
 duplication.")
     (license (list license:expat license:asl2.0))))
 
-(define-public rust-fs-err-2
-  (package
-    (name "rust-fs-err")
-    (version "2.6.0")
-    (source (origin
-              (method url-fetch)
-              (uri (crate-uri "fs-err" version))
-              (file-name (string-append name "-" version ".tar.gz"))
-              (sha256
-               (base32
-                "1q5z8d6q8310fgzg78bpmhyfigz7fkgp1bbmhcxq85k1ml23bgay"))))
-    (build-system cargo-build-system)
-    (arguments
-     `(#:skip-build? #t))
-    (home-page "https://github.com/andrewhickman/fs-err")
-    (synopsis "Better error messages for @code{std::fs} crate")
-    (description
-     "This package provides a drop-in replacement for @code{std::fs} with more
-helpful error messages.")
-    (license (list license:expat license:asl2.0))))
-
 (define-public rust-fs-extra-1
   (package
     (name "rust-fs-extra")