[FIX] core: lower_logging record.args not str

As per the logging documentation, it is fine to send arguments that are
not string. Logging takes care of stringifying and injecting the
arguments in the message template.

closes odoo/odoo#78172

Signed-off-by: Xavier Dollé (xdo) <xdo@odoo.com>

odoo/tools/misc.py

@@ -836,7 +836,7 @@ class lower_logging(logging.Handler):
             record.levelname = f'_{record.levelname}'
             record.levelno = self.max_level
             self.had_error_log = True
-            record.args = tuple(arg.replace('Traceback (most recent call last):', '_Traceback_ (most recent call last):') for arg in record.args)
+            record.args = tuple(arg.replace('Traceback (most recent call last):', '_Traceback_ (most recent call last):') if type(arg) is str else arg for arg in record.args)  # pylint: disable=unidiomatic-typecheck
 
         for handler in self.old_handlers:
             if handler.level <= record.levelno: