gluon-client-bridge: fix 320-gluon-client-bridge-wireless coding style

package/gluon-client-bridge/luasrc/lib/gluon/upgrade/320-gluon-client-bridge-wireless

@@ -32,8 +32,7 @@ local function configure_client(config, radio, index, suffix)
 		return
 	end
 
-  uci:section('wireless', 'wifi-iface', name,
-    {
+	uci:section('wireless', 'wifi-iface', name, {
 		device = radio,
 		network = 'client',
 		mode = 'ap',
@@ -41,8 +40,7 @@ local function configure_client(config, radio, index, suffix)
 		macaddr = macaddr,
 		ifname = suffix and 'client' .. suffix,
 		disabled = disabled or false,
-    }
-  )
+	})
 end
 
 local function configure_radio(radio, index, config)