Minor spec file cleanup

Use %license macro, remove defattr() that's unneeded with current
rpmbuild, use %make_install macro.

media-player-info.spec

@@ -31,12 +31,12 @@ make %{?_smp_mflags}
 
 
 %install
-make install DESTDIR=$RPM_BUILD_ROOT
+%make_install
 
 
 %files
-%defattr(-,root,root,-)
+%license COPYING
-%doc COPYING README NEWS AUTHORS
+%doc README NEWS AUTHORS
 /usr/share/media-player-info
 /usr/lib/udev/rules.d/*
 /usr/lib/udev/hwdb.d/20-usb-media-players.hwdb