gnu: upower: Update to 0.99.4.

* gnu/packages/gnome.scm (upower): Update to 0.99.4.
* gnu/packages/patches/upower-builddir.patch: Adapt.

gnu/packages/gnome.scm

@@ -2528,14 +2528,14 @@ faster results and to avoid unnecessary server load.")
 (define-public upower
   (package
     (name "upower")
-    (version "0.99.3")
+    (version "0.99.4")
     (source (origin
               (method url-fetch)
               (uri (string-append "https://upower.freedesktop.org/releases/"
                                   name "-" version ".tar.xz"))
               (sha256
                (base32
-                "0f6x9mi1jzgqdpycaikyhjljnw3aacsl3gxndyg0dfqkq6y9jwb9"))
+                "1c1ph1j1fnrf3vipxb7ncmdfc36dpvcvpsv8n8lmal7grjk2b8ww"))
               (patches (search-patches "upower-builddir.patch"))))
     (build-system glib-or-gtk-build-system)
     (arguments

gnu/packages/patches/upower-builddir.patch

@@ -37,7 +37,7 @@ Patch by Andy Wingo <wingo@igalia.com>
 -	if (g_file_test ("../etc/UPower.conf", G_FILE_TEST_EXISTS))
 -		g_setenv ("UPOWER_CONF_FILE_NAME", "../etc/UPower.conf", TRUE);
 -	else
--		g_setenv ("UPOWER_CONF_FILE_NAME", "../../etc/UPower.conf", TRUE);
+-		g_setenv ("UPOWER_CONF_FILE_NAME", "../../../etc/UPower.conf", TRUE);
 -
  	/* tests go here */
  	g_test_add_func ("/power/backend", up_test_backend_func);