gnu: Add rust-bytemuck-1.5.

* gnu/packages/crates-io.scm (rust-bytemuck-1.5): New variable.

gnu/packages/crates-io.scm

@@ -7016,6 +7016,29 @@ in a byte slice, fast.")
         ("rust-quickcheck" ,rust-quickcheck-0.6)
         ("rust-rand" ,rust-rand-0.4))))))
 
+(define-public rust-bytemuck-1.5
+  (package
+    (name "rust-bytemuck")
+    (version "1.5.0")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (crate-uri "bytemuck" version))
+        (file-name
+         (string-append name "-" version ".tar.gz"))
+        (sha256
+         (base32
+          "18355qn3r9yp7ibg00r688sjx58g2qsjylwyq15w5b41b46asjss"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-bytemuck-derive" ,rust-bytemuck-derive-1))))
+    (home-page "https://github.com/Lokathor/bytemuck")
+    (synopsis "Crate for mucking around with piles of bytes")
+    (description
+     "This package provides a crate for mucking around with piles of bytes.")
+    (license license:zlib)))
+
 (define-public rust-bytemuck-1
   (package
     (name "rust-bytemuck")