No output info message in train (#8885)

* Add info message that no output directory was provided in train

* Update train.py

* Fix logging

Author: Kabir Khan

spacy/cli/train.py

@@ -43,9 +43,13 @@ def train_cli(
     # Make sure all files and paths exists if they are needed
     if not config_path or (str(config_path) != "-" and not config_path.exists()):
         msg.fail("Config file not found", config_path, exits=1)
-    if output_path is not None and not output_path.exists():
-        output_path.mkdir(parents=True)
-        msg.good(f"Created output directory: {output_path}")
+    if not output_path:
+        msg.info("No output directory provided")
+    else:
+        if not output_path.exists():
+            output_path.mkdir(parents=True)
+            msg.good(f"Created output directory: {output_path}")
+        msg.info(f"Saving to output directory: {output_path}")
     overrides = parse_config_overrides(ctx.args)
     import_code(code_path)
     setup_gpu(use_gpu)