gnu: dconf-editor: Update to 43.0.

* gnu/packages/gnome.scm (dconf-editor): Update to 43.0.
[source]: Update source URL.
[arguments]: Remove #:meson, add #:phases.
[native-inputs]: Remove labels.
[inputs]: Add libhandy.

gnu/packages/gnome.scm

@@ -9914,27 +9914,32 @@ beautifying border effects.")
 (define-public dconf-editor
   (package
     (name "dconf-editor")
-    (version "3.38.3")
+    (version "43.0")
-    (source
+    (source (origin
-     (origin
+              (method url-fetch)
-       (method url-fetch)
+              (uri (string-append "mirror://gnome/sources/" name "/"
-       (uri (string-append "mirror://gnome/sources/" name "/"
+                                  (version-major version) "/"
-                           (version-major+minor version) "/"
+                                  name "-" version ".tar.xz"))
-                           name "-" version ".tar.xz"))
+              (sha256
-       (sha256
+               (base32
-        (base32
+                "0dli166qzfphqlyvdx4nncg13ys7756sbsdfslyakhkcswnkqnlk"))))
-         "1qvrxrk1h8bd75xwasxbvlkqrw6xkavjimvc7sslkw6lvb3z86jp"))))
     (build-system meson-build-system)
     (arguments
-     (list #:meson meson-0.60))
+     (list #:phases #~(modify-phases %standard-phases
+                        (add-after 'unpack 'disable-gtk-update-icon-cache
+                          (lambda _
+                            (setenv "DESTDIR" "/"))))))
     (native-inputs
-     `(("glib:bin" ,glib "bin") ; for glib-compile-schemas, gio-2.0.
+     (list `(,glib "bin")               ;for glib-compile-schemas, gio-2.0
-       ("gtk+-bin" ,gtk+ "bin") ; for gtk-update-icon-cache
+           `(,gtk "bin")                ;for gtk-update-icon-cache
-       ("intltool" ,intltool)
+           intltool
-       ("pkg-config" ,pkg-config)
+           pkg-config
-       ("vala" ,vala)))
+           vala))
     (inputs
-     (list dconf gtk+ libxml2))
+     (list dconf
+           gtk+
+           libhandy
+           libxml2))
     (home-page "https://gitlab.gnome.org/GNOME/dconf-editor")
     (synopsis "Graphical editor for GNOME's dconf configuration system")
     (description