[FIX] account: change logger type to 'warning' when upload corrupt pdf

'PdfReadError Could not read malformed PDF file' log error is generated
when user upload a corrupted PDF file in an invoice.

This commit changes the logger exception to a warning to avoid an
unnecessary error in the log.

sentry-4188965420

closes odoo/odoo#124290

X-original-commit: 834065aab5d62cacbbecb815428a25a37cae2291
Signed-off-by: Quentin De Paoli <qdp@odoo.com>
Signed-off-by: ANSARI MAHAMADASIF (maan) <maan@odoo.com>

addons/account/models/ir_attachment.py

@@ -49,7 +49,7 @@ class IrAttachment(models.Model):
             pdf_reader = OdooPdfFileReader(buffer, strict=False)
         except Exception as e:
             # Malformed pdf
-            _logger.exception("Error when reading the pdf: %s", e)
+            _logger.warning("Error when reading the pdf: %s", e, exc_info=True)
             return []
 
         # Process embedded files.