games-puzzle/lmarbles: QA fixups

* src_prepare no longer needed b/c of dropped patch
  in migration away from games.eclass

* Use correct permissions for preferences file
  (https://projects.gentoo.org/qa/policy-guide/filesystem.html#pg0205)

Bug: https://bugs.gentoo.org/731128
Package-Manager: Portage-3.0.4, Repoman-3.0.1
Signed-off-by: Sam James <sam@gentoo.org>

games-puzzle/lmarbles/lmarbles-1.0.8-r1.ebuild

@@ -2,6 +2,7 @@
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
+
 inherit autotools
 
 DESCRIPTION="puzzle game inspired by Atomix and written in SDL"
@@ -12,18 +13,17 @@ LICENSE="GPL-2"
 SLOT="0"
 KEYWORDS="~amd64 ~x86"
 
-DEPEND="media-libs/libsdl[video]
-	media-libs/sdl-mixer"
+DEPEND="
+	acct-group/gamestat
+	media-libs/libsdl[video]
+	media-libs/sdl-mixer
+"
 RDEPEND="${DEPEND}"
 
-src_prepare() {
-	default
-	mv configure.{in,ac}
-	rm *.m4
-	eautoreconf
-}
-
 src_install() {
 	default
 	dodoc src/manual/*
+
+	fperms 660 /var/lib/lmarbles.prfs
+	fowners root:gamestat /var/lib/lmarbles.prfs
 }