gnu: Add rust-git2-0.14.

* gnu/packages/crates-io.scm (rust-git2-0.14): New variable.

gnu/packages/crates-io.scm

@@ -23761,6 +23761,35 @@ repositories.  This library is both threadsafe and memory safe and allows both
 reading and writing git repositories.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-git2-0.14
+  (package
+    (inherit rust-git2-0.15)
+    (name "rust-git2")
+    (version "0.14.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "git2" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "074kqlmh7q39pqcj9rmrnmx4v5njh2j09dfxc1hsh45pm835a5fh"))))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-bitflags" ,rust-bitflags-1)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-libgit2-sys" ,rust-libgit2-sys-0.13)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-openssl-probe" ,rust-openssl-probe-0.1)
+        ("rust-openssl-sys" ,rust-openssl-sys-0.9)
+        ("rust-url" ,rust-url-2))
+       #:cargo-development-inputs
+       (("rust-paste" ,rust-paste-1)
+        ("rust-structopt" ,rust-structopt-0.3)
+        ("rust-tempfile" ,rust-tempfile-3)
+        ("rust-time" ,rust-time-0.1))))))
+
 (define-public rust-git2-0.13
   (package
     (inherit rust-git2-0.15)