gnu: Add guile3.0-semver.

* gnu/packages/guile-xyz.scm (guile3.0-semver): New variable.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu/packages/guile-xyz.scm

@@ -23,6 +23,7 @@
 ;;; Copyright © 2019 swedebugia <swedebugia@riseup.net>
 ;;; Copyright © 2019, 2020 Amar Singh <nly@disroot.org>
 ;;; Copyright © 2019 Timothy Sample <samplet@ngyro.com>
+;;; Copyright © 2019 Martin Becze <mjbecze@riseup.net>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -2996,6 +2997,13 @@ (define-public guile-semver
 the style of the Node Package Manager (NPM).")
     (license license:gpl3+)))
 
+(define-public guile3.0-semver
+  (package
+    (inherit guile-semver)
+    (name "guile3.0-semver")
+    (inputs
+     `(("guile" ,guile-3.0)))))
+
 (define-public guile-hashing
   (package
     (name "guile-hashing")