update logger kwargs trainer

Author: dario-coscia

pina/trainer.py

@@ -146,7 +146,7 @@ def __init__(
         # logging
         self.logging_kwargs = {
             "logger": bool(
-                kwargs["logger"] is None or kwargs["logger"] is True
+                kwargs["logger"] is not None or kwargs["logger"] is True
             ),
             "sync_dist": bool(
                 len(self._accelerator_connector._parallel_devices) > 1