gnu: Simplify package inputs.

This commit was obtained by running:

  ./pre-inst-env guix style

without any additional argument.

gnu/packages/patchutils.scm

@@ -64,8 +64,7 @@
          "1va5pzmxbzpi87vdnbjm9qdf9bvzps9xfv0gi4mycgg3bybb0xc8"))))
     (build-system gnu-build-system)
     (inputs
-     `(("perl" ,perl)
-       ("python" ,python)))
+     (list perl python))
     (arguments
      '(#:parallel-tests? #f
        #:phases
@@ -112,11 +111,7 @@ listing the files modified by a patch.")
     (build-system gnu-build-system)
     (native-inputs
      `(("gettext" ,gettext-minimal)))
-    (inputs `(("perl" ,perl)
-              ("less" ,less)
-              ("file" ,file)
-              ("ed" ,ed)
-              ("diffstat" ,diffstat)))
+    (inputs (list perl less file ed diffstat))
     (arguments
      '(#:parallel-tests? #f
        #:phases
@@ -183,8 +178,7 @@ refreshed, and more.")
          (delete 'configure)            ; no configure script
          (delete 'build))))             ; nothing to build
     (inputs
-     `(("perl" ,perl)
-       ("xmlto" ,xmlto)))
+     (list perl xmlto))
     (home-page "https://www.colordiff.org")
     (synopsis "Display diff output with colors")
     (description
@@ -208,7 +202,7 @@ refreshed, and more.")
                   "11rdmhv0l1s8nqb20ywmw2zqizczch2p62qf9apyx5wqgxlnjshk"))
                 (file-name (string-append name "-"version "-checkout"))))
       (build-system python-build-system)
-      (inputs `(("python-notmuch" ,python2-notmuch)))
+      (inputs (list python2-notmuch))
       (arguments
        `(#:tests? #f                             ;no "test" target
          #:python ,python-2))                    ;not compatible with Python 3
@@ -234,7 +228,7 @@ the command-line or from Emacs via its Notmuch integration.")
                 "1f1kj4jki08bnrwpzi663mjfkrx4wnfpzdfwd2qgijlkx5ysjkgh"))))
     (build-system gnu-build-system)
     (inputs
-     `(("ncurses" ,ncurses)))
+     (list ncurses))
     (home-page "https://www.cjmweb.net/vbindiff/")
     (synopsis "Console-based tool for comparing binary data")
     (description "Visual Binary Diff (@command{vbindiff}) displays files in
@@ -267,7 +261,7 @@ GiB).")
        ("gsettings-desktop-schemas" ,gsettings-desktop-schemas)
        ("gtksourceview" ,gtksourceview-3)))
     (propagated-inputs
-     `(("dconf" ,dconf)))
+     (list dconf))
     (arguments
      `(#:imported-modules ((guix build glib-or-gtk-build-system)
                            ,@%python-build-system-modules)
@@ -459,15 +453,15 @@ if __name__ == \"__main__\":
                (chmod (string-append out "/bin/patchwork-admin") #o555))
              #t)))))
     (inputs
-     `(("python-wrapper" ,python-wrapper)))
+     (list python-wrapper))
     (propagated-inputs
-     `(("python-django" ,python-django-2.2)
-       ;; TODO: Make this configurable
-       ("python-psycopg2" ,python-psycopg2)
-       ("python-mysqlclient" ,python-mysqlclient)
-       ("python-django-filter" ,python-django-filter)
-       ("python-djangorestframework" ,python-djangorestframework)
-       ("python-django-debug-toolbar" ,python-django-debug-toolbar)))
+     (list python-django-2.2
+           ;; TODO: Make this configurable
+           python-psycopg2
+           python-mysqlclient
+           python-django-filter
+           python-djangorestframework
+           python-django-debug-toolbar))
     (synopsis "Web based patch tracking system")
     (description
      "Patchwork is a patch tracking system.  It takes in emails containing
@@ -518,10 +512,7 @@ Users can login allowing them to change the state of patches.")
                             "/share/man/man1"))
              #t)))))
     (native-inputs
-     `(("python-pbr" ,python-pbr)
-       ("python-pytest" ,python-pytest)
-       ("python-pytest-cov" ,python-pytest-cov)
-       ("python-mock" ,python-mock)))
+     (list python-pbr python-pytest python-pytest-cov python-mock))
     (home-page
      "https://github.com/getpatchwork/pwclient")
     (synopsis "Command-line client for the Patchwork patch tracking tool")