gnu: fpm2: Improve style.

* gnu/packages/password-utils.scm (fpm2)[arguments]: Use G-Expressions.
[inputs]: Remove labels.

Change-Id: If282ecb31ad47be3c620601bb4d14d9ee646ab23
Signed-off-by: Liliana Marie Prikler <liliana.prikler@gmail.com>

gnu/packages/password-utils.scm

@@ -1595,7 +1595,8 @@ is the community-enhanced, \"jumbo\" version of John the Ripper.")
   (package
     (name "fpm2")
     (version "0.79")
-    (source (origin
+    (source
+     (origin
        (method url-fetch)
        (uri (string-append "https://als.regnet.cz/fpm2/download/fpm2-"
                            version ".tar.bz2"))
@@ -1603,14 +1604,12 @@ is the community-enhanced, \"jumbo\" version of John the Ripper.")
         (base32
          "19sdy1lygfhkg5nxi2w9a4d9kwvw24nxp0ix0p0lz91qpvk9qpnm"))))
     (build-system gnu-build-system)
-    (inputs `(("gtk2" ,gtk+-2)
-              ("gnupg" ,gnupg)
-              ("libxml2" ,libxml2)))
-    (native-inputs (list pkg-config intltool))
     (arguments
-     `(#:configure-flags '("CFLAGS=-O2 -g -fcommon")
+     (list
+      #:configure-flags
+      #~(list "CFLAGS=-O2 -g -fcommon")
       #:phases
-       (modify-phases %standard-phases
+      #~(modify-phases %standard-phases
           (add-before 'configure 'pre-configure
             ;; The file po/POTFILES.in ends up missing for some reason in
             ;; both nix and guix builds. Adding the file with contents
@@ -1627,8 +1626,11 @@ src/fpm_file.c
 src/interface.c
 src/support.c
 fpm2.glade
-")))
+"))))))))
-             #t)))))
+    (inputs
+     (list gtk+-2 gnupg libxml2))
+    (native-inputs
+     (list pkg-config intltool))
     (synopsis "Manage, generate and store passwords encrypted")
     (description "FPM2 is GTK2 port from Figaro's Password Manager
 originally developed by John Conneely, with some new enhancements.