gnu: Add rust-pretty-0.11.

* gnu/packages/crates-io.scm (rust-pretty-0.11) New variable.
(rust-pretty-0.5): Inherit from rust-pretty-0.11.

Signed-off-by: Efraim Flashner <efraim@flashner.co.il>

gnu/packages/crates-io.scm

@@ -44364,8 +44364,40 @@ (define-public rust-predicates-tree-0.9
        (("rust-predicates-core" ,rust-predicates-core-0.9)
         ("rust-treeline" ,rust-treeline-0.1))))))
 
+(define-public rust-pretty-0.11
+  (package
+    (name "rust-pretty")
+    (version "0.11.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "pretty" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "1282l4pa9hhamvbnd5mjrwhdgcsjy1l1lj44i0m4pczsf1cd3br9"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-arrayvec" ,rust-arrayvec-0.5)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-termcolor" ,rust-termcolor-1)
+        ("rust-typed-arena" ,rust-typed-arena-2)
+        ("rust-unicode-segmentation" ,rust-unicode-segmentation-1))
+       #:cargo-development-inputs
+       (("rust-criterion" ,rust-criterion-0.3)
+        ("rust-difference" ,rust-difference-2)
+        ("rust-env-logger" ,rust-env-logger-0.9)
+        ("rust-tempfile" ,rust-tempfile-3))))
+    (home-page "https://github.com/Marwes/pretty.rs")
+    (synopsis "Pretty printing combinators for Rust")
+    (description
+     "This crate provides functionality for defining pretty printers.  It is
+particularly useful for printing structured recursive data like trees.")
+    (license license:expat)))
+
 (define-public rust-pretty-0.5
   (package
+    (inherit rust-pretty-0.11)
     (name "rust-pretty")
     (version "0.5.2")
     (source
@@ -44375,18 +44407,11 @@ (define-public rust-pretty-0.5
        (file-name (string-append name "-" version ".tar.gz"))
        (sha256
         (base32 "1lzn7d60l79vsdwcfgrh6jmk193nzwh1j36r8p9cv3n8dyghs37n"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
        (("rust-termcolor" ,rust-termcolor-0.3)
-        ("rust-typed-arena" ,rust-typed-arena-1))))
+        ("rust-typed-arena" ,rust-typed-arena-1))))))
-    (home-page "https://github.com/Marwes/pretty.rs")
-    (synopsis "Pretty printing combinators for Rust")
-    (description
-     "This crate provides functionality for defining pretty printers.  It is
-particularly useful for printing structured recursive data like trees.")
-    (license license:expat)))
 
 (define-public rust-pretty-assertions-0.7
   (package