fix: update post_training CLI import path to use alpha subdirectory (#293)

Closes llamastack/llama-stack#3958

Co-authored-by: stainless-app[bot] <142633134+stainless-app[bot]@users.noreply.github.com>

Author: ashwinb

src/llama_stack_client/lib/cli/post_training/post_training.py

@@ -9,7 +9,10 @@
 import click
 from rich.console import Console
 
-from llama_stack_client.types.post_training_supervised_fine_tune_params import AlgorithmConfigParam, TrainingConfig
+from llama_stack_client.types.alpha.post_training_supervised_fine_tune_params import (
+    AlgorithmConfigParam,
+    TrainingConfig,
+)
 
 from ..common.utils import handle_client_errors