gnu: rust-rand-0.8: Update to 0.8.5.

* gnu/packages/crates-io.scm (rust-rand-0.8): Update to 0.8.5.
[arguments]: Don't skip build.
[cargo-inputs]: Remove rust-hc-0.3.
[cargo-development-inputs]: Add rust-bincode-1, rust-rand-pcg-0.3.

gnu/packages/crates-io.scm

@@ -45196,25 +45196,26 @@ learnt from TrieMap and Sequence Trie.")
 (define-public rust-rand-0.8
   (package
     (name "rust-rand")
-    (version "0.8.4")
+    (version "0.8.5")
     (source
      (origin
        (method url-fetch)
        (uri (crate-uri "rand" version))
        (file-name (string-append name "-" version ".tar.gz"))
        (sha256
-        (base32 "1n5wska2fbfj4dsfz8mc0pd0dgjlrb6c9anpk5mwym345rip6x9f"))))
+        (base32 "013l6931nn7gkc23jz5mm3qdhf93jjf0fg64nz2lp4i51qd8vbrl"))))
     (build-system cargo-build-system)
     (arguments
-     `(#:skip-build? #t
-       #:cargo-inputs
+     `(#:cargo-inputs
        (("rust-libc" ,rust-libc-0.2)
         ("rust-log" ,rust-log-0.4)
         ("rust-packed-simd-2" ,rust-packed-simd-2-0.3)
         ("rust-rand-chacha" ,rust-rand-chacha-0.3)
         ("rust-rand-core" ,rust-rand-core-0.6)
-        ("rust-rand-hc" ,rust-rand-hc-0.3)
-        ("rust-serde" ,rust-serde-1))))
+        ("rust-serde" ,rust-serde-1))
+       #:cargo-development-inputs
+       (("rust-bincode" ,rust-bincode-1)
+        ("rust-rand-pcg" ,rust-rand-pcg-0.3))))
     (home-page "https://crates.io/crates/rand")
     (synopsis "Random number generators and other randomness functionality")
     (description