cudnn no tf32

wfx.py

@@ -10,7 +10,7 @@ logger = logging.getLogger('wfx')
 
 if pv.parse(torch.__version__) >= pv.parse('1.12.0'):
     torch.backends.cuda.matmul.allow_tf32 = True
-    torch.backends.cudnn.allow_tf32 = True # not sure...
+    #torch.backends.cudnn.allow_tf32 = True # not sure...
     logger.info('matching torch version, enabling tf32')