gnu: viewnior: Use new style inputs and fix indentation.

* gnu/packages/image-viewers.scm (viewnior)[phases]: Delete trailing #t.
[native-inputs, inputs]: Remove labels.

gnu/packages/image-viewers.scm

@@ -24,6 +24,7 @@
 ;;; Copyright © 2021 Zheng Junjie <873216071@qq.com>
 ;;; Copyright © 2021 dissent <disseminatedissent@protonmail.com>
 ;;; Copyright © 2022 Michael Rohleder <mike@rohleder.de>
+;;; Copyright © 2022 Maxim Cournoyer <maxim.cournoyer@gmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -422,24 +423,22 @@ needs.")
         (base32 "14qvx1wajncd5ab0207274cwk32f4ipfnlaci6phmah0cwra2did"))))
     (build-system meson-build-system)
     (arguments
-     '(#:phases
-       (modify-phases %standard-phases
+     '(#:phases (modify-phases %standard-phases
                   (add-after 'unpack 'patch-source
                     (lambda _
                       ;; Don't create 'icon-theme.cache'
                       (substitute* "meson.build"
-               (("meson.add_install_script*") ""))
-             #t)))
+                        (("meson.add_install_script*") "")))))
        #:tests? #f))                    ;no tests
     (native-inputs
-     `(("gettext" ,gettext-minimal)
-       ("glib" ,glib "bin") ; glib-genmarshal
-       ("pkg-config" ,pkg-config)
-       ("shared-mime-info" ,shared-mime-info)))
+     (list gettext-minimal
+           `(,glib "bin")               ;glib-genmarshal
+           pkg-config
+           shared-mime-info))
     (inputs
-     `(("exiv2" ,exiv2)
-       ("gdk-pixbuf" ,gdk-pixbuf)
-       ("gtk+-2" ,gtk+-2)))
+     (list exiv2
+           gdk-pixbuf
+           gtk+-2))
     (home-page "https://siyanpanayotov.com/project/viewnior")
     (synopsis "Simple, fast and elegant image viewer")
     (description "Viewnior is an image viewer program.  Created to be simple,