gnu: Add rust-serde-hjson-0.9.

* gnu/packages/crates-io.scm (rust-serde-hjson-0.9): New variable.

gnu/packages/crates-io.scm

@@ -34373,6 +34373,35 @@ for the serde framework.")
 @code{Deserializer} for the INI format.")
     (license license:expat)))
 
+(define-public rust-serde-hjson-0.9
+  (package
+    (name "rust-serde-hjson")
+    (version "0.9.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "serde-hjson" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "1y3lzs8556bxqa9jfdyg38pd5jjffblczikckwh571d8m074wfka"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:skip-build? #t
+       #:cargo-inputs
+       (("rust-clippy" ,rust-clippy-0.0)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-linked-hash-map" ,rust-linked-hash-map-0.3)
+        ("rust-num-traits" ,rust-num-traits-0.1)
+        ("rust-regex" ,rust-regex-1)
+        ("rust-serde" ,rust-serde-0.8))))
+    (home-page "https://github.com/hjson/hjson-rust")
+    (synopsis "Human JSON (Hjson) serialization file format")
+    (description
+     "This crate is a Rust library for parsing and generating Human JSON
+Hjson.  It is built upon Serde, a high performance generic serialization
+framework.")
+    (license license:expat)))
+
 (define-public rust-serdeconv-0.4
   (package
     (name "rust-serdeconv")