Fix indentation error

Grrrr

core/metadb/xaal/metadb/app.py

@@ -145,7 +145,7 @@ class MetaDB(object):
             #        devices.pop(key)
             devices = {key: val for key, val in sorted(devices.items(), key = lambda ele: ele[0])}
             self.cfg['devices'] = devices
-                logger.info("Saving configuration file")
+            logger.info("Saving configuration file")
             self.cfg.write()
             self.dirty = False