gnu: Remove rust-rustc-ap-rustc-target-654.

* gnu/packages/crates-io.scm (rust-rustc-ap-rustc-target-654): Delete variable.

gnu/packages/crates-io.scm

@@ -50054,40 +50054,6 @@ this crate.  It is automatically published using the compiler repository at
 @url{https://www.github.com/rust-lang/rust}")
     (license (list license:expat license:asl2.0))))
 
-(define-public rust-rustc-ap-rustc-target-654
-  (package
-    (name "rust-rustc-ap-rustc-target")
-    (version "654.0.0")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (crate-uri "rustc-ap-rustc_target" version))
-       (file-name
-        (string-append name "-" version ".tar.gz"))
-       (sha256
-        (base32
-         "0i579l4jx4ky5wm0ah8zdy6dd6201rii6rv1wc4bi209ixwjikr8"))))
-    (build-system cargo-build-system)
-    (arguments
-     `(#:skip-build? #t
-       #:cargo-inputs
-       (("rust-bitflags" ,rust-bitflags-1)
-        ("rust-log" ,rust-log-0.4)
-        ("rust-rustc-ap-rustc-data-structures"
-         ,rust-rustc-ap-rustc-data-structures-654)
-        ("rust-rustc-ap-rustc-index" ,rust-rustc-ap-rustc-index-654)
-        ("rust-rustc-ap-rustc-macros" ,rust-rustc-ap-rustc-macros-654)
-        ("rust-rustc-ap-serialize" ,rust-rustc-ap-serialize-654)
-        ("rust-rustc-ap-rustc-span" ,rust-rustc-ap-rustc-span-654))))
-    (home-page "https://github.com/alexcrichton/rustc-auto-publish")
-    (synopsis
-     "Automatically published version of the compile targets used in rustc")
-    (description
-     "Use the compile targets as expressed in the Rust compiler with this
-crate.  It is automatically published using the compiler repository at
-@url{https://www.github.com/rust-lang/rust}")
-    (license (list license:expat license:asl2.0))))
-
 (define-public rust-rustc-ap-serialize-654
   (package
     (name "rust-rustc-ap-serialize")