package_manager.py: fix arguments to string format

Multiple arguments to string formats need to be in a tuple.

Reported by Lorenz <lqb.list@gmail.com>.

(From OE-Core rev: e30a4650beabac215b6d867070b7acdb3601a4d7)

Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oe/package_manager.py

@@ -1274,9 +1274,9 @@ class OpkgPM(PackageManager):
 
                     with open(cfg_file_name, "w+") as cfg_file:
                         cfg_file.write("src/gz local-%s %s/%s" %
-                                       arch,
-                                       self.d.getVar('FEED_DEPLOYDIR_BASE_URI', True),
-                                       arch)
+                                       (arch,
+                                        self.d.getVar('FEED_DEPLOYDIR_BASE_URI', True),
+                                        arch))
 
     def _create_config(self):
         with open(self.config_file, "w+") as config_file: