gnu: Remove rust-xflags-0.2.

* gnu/packages/crates-io.scm (rust-xflags-0.2): Delete variable.

Change-Id: I0c12c33405fb1847d51a878b14f441d9f0fae24f

gnu/packages/crates-io.scm

@@ -76705,31 +76705,6 @@ to XDG Base Directory specification.")
       "This package provides a private implementation details of xflags.")
     (license (list license:expat license:asl2.0))))
 
-(define-public rust-xflags-0.2
-  (package
-    (name "rust-xflags")
-    (version "0.2.1")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (crate-uri "xflags" version))
-       (file-name
-        (string-append name "-" version ".tar.gz"))
-       (sha256
-        (base32
-         "12i0m43fmvwhlqid5xbr017c12j7jv3vlkjv04q428mpl3k6rbar"))))
-    (build-system cargo-build-system)
-    (arguments
-     `(#:skip-build? #t
-       #:cargo-inputs
-       (("rust-xflags-macros" ,rust-xflags-macros-0.2))))
-    (home-page "https://github.com/matklad/xflags")
-    (synopsis
-     "Moderately simple command line arguments parser")
-    (description
-     "This package provides a moderately simple command line arguments parser.")
-    (license (list license:expat license:asl2.0))))
-
 (define-public rust-xi-unicode-0.3
   (package
     (name "rust-xi-unicode")