gnu: Add rust-pretty-assertions-0.7.

* gnu/packages/crates-io.scm (rust-pretty-assertions-0.7): New variable.
(rust-pretty-assertions-0.6): Inherit from above.

Signed-off-by: Nicolas Goaziou <mail@nicolasgoaziou.fr>

gnu/packages/crates-io.scm

@@ -34303,8 +34303,36 @@ functions.")
 particularly useful for printing structured recursive data like trees.")
     (license license:expat)))
 
+(define-public rust-pretty-assertions-0.7
+  (package
+    (name "rust-pretty-assertions")
+    (version "0.7.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "pretty_assertions" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "12yris0ni87wvzhj23a5nnz7amskvahhnpikx5snhdyg09y0xaqw"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-ansi-term" ,rust-ansi-term-0.12)
+        ("rust-ctor" ,rust-ctor-0.1)
+        ("rust-diff" ,rust-diff-0.1)
+        ("rust-output-vt100" ,rust-output-vt100-0.1))))
+    (home-page "https://github.com/colin-kiegel/rust-pretty-assertions")
+    (synopsis "Drop-in replacements for assert_eq! and assert_ne!")
+    (description
+     "Overwrite @code{assert_eq!} and @code{assert_ne!} with drop-in
+replacements, adding colorful diffs.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-pretty-assertions-0.6
   (package
+    (inherit rust-pretty-assertions-0.7)
     (name "rust-pretty-assertions")
     (version "0.6.1")
     (source
@@ -34316,20 +34344,13 @@ particularly useful for printing structured recursive data like trees.")
        (sha256
         (base32
          "09yl14gnmpygiqrdlsa64lcl4w6ydjl9m8jri6kgam0v9rjf309z"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
        (("rust-ctor" ,rust-ctor-0.1)
         ("rust-output-vt100" ,rust-output-vt100-0.1)
         ("rust-ansi-term" ,rust-ansi-term-0.11)
-        ("rust-difference" ,rust-difference-2))))
+        ("rust-difference" ,rust-difference-2))))))
-    (home-page "https://github.com/colin-kiegel/rust-pretty-assertions")
-    (synopsis "Drop-in replacements for assert_eq! and assert_ne!")
-    (description
-     "Overwrite @code{assert_eq!} and @code{assert_ne!} with drop-in
-replacements, adding colorful diffs.")
-    (license (list license:expat license:asl2.0))))
 
 (define-public rust-pretty-assertions-0.4
   (package