Read keys.dat in sql_thread

Author: shekhar-cis

src/class_sqlThread.py

@@ -95,7 +95,7 @@ def run(self):  # pylint: disable=too-many-locals, too-many-branches, too-many-s
         # the settings version to 4.
         if state.appdata:
             BMConfigParser().read(state.appdata + 'keys.dat')
-            
+
         settingsversion = BMConfigParser().getint(
             'bitmessagesettings', 'settingsversion')