gnu: Remove rust-salsa-0.17.

* gnu/packages/crates-io.scm (rust-salsa-0.17): Delete variable.

Change-Id: Ice10b48d49aa3bf68a1d2ddab2172dfd181b757a

gnu/packages/crates-io.scm

@@ -68627,50 +68627,6 @@ and no @code{unsafe}.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-salsa-0.17
-  (package
-    (name "rust-salsa")
-    (version "0.17.0-pre.2")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (crate-uri "salsa" version))
-       (file-name
-        (string-append name "-" version ".tar.gz"))
-       (sha256
-        (base32
-         "0ypiig0p9969nkb7k0ydxm5bnc3jva815dfh8hqpackcnk63s8lv"))))
-    (build-system cargo-build-system)
-    (arguments
-     `(#:skip-build?
-       #t
-       #:cargo-inputs
-       (("rust-crossbeam-utils"
-         ,rust-crossbeam-utils-0.8)
-        ("rust-indexmap" ,rust-indexmap-1.7)
-        ("rust-lock-api" ,rust-lock-api-0.4)
-        ("rust-log" ,rust-log-0.4)
-        ("rust-oorandom" ,rust-oorandom-11)
-        ("rust-parking-lot" ,rust-parking-lot-0.11)
-        ("rust-rustc-hash" ,rust-rustc-hash-1)
-        ("rust-salsa-macros" ,rust-salsa-macros-0.17)
-        ("rust-smallvec" ,rust-smallvec-1))
-       #:cargo-development-inputs
-       (("rust-diff" ,rust-diff-0.1)
-        ("rust-env-logger" ,rust-env-logger-0.7)
-        ("rust-linked-hash-map"
-         ,rust-linked-hash-map-0.5)
-        ("rust-rand" ,rust-rand-0.7)
-        ("rust-rand-distr" ,rust-rand-distr-0.2))))
-    (home-page "https://github.com/salsa-rs/salsa")
-    (synopsis
-     "Generic framework for on-demand, incrementalized computation
-(experimental)")
-    (description
-     "This package provides a generic framework for on-demand, incrementalized
-computation (experimental)")
-    (license (list license:asl2.0 license:expat))))
-
 (define-public rust-salsa-macros-0.17
   (package
     (name "rust-salsa-macros")