fix TRAIN_SCRIPT_PATH value in .env.example (microsoft#348)

TRAIN_SCRIPT_PATH value updated from 'training/train.py' to 'training/train_aml.py'.

This is aligned with /.pipelines/diabetes_regression-variables-template.yml.

Author: satonaoki

.env.example

@@ -25,7 +25,7 @@ AML_CLUSTER_PRIORITY = 'lowpriority'
 # Training Config
 MODEL_NAME = 'diabetes_regression_model.pkl'
 MODEL_VERSION = '1'
-TRAIN_SCRIPT_PATH = 'training/train.py'
+TRAIN_SCRIPT_PATH = 'training/train_aml.py'
 
 
 # AML Pipeline Config
@@ -78,4 +78,4 @@ SCORING_DATASTORE_INPUT_FILENAME = 'diabetes_scoring_input.csv'
 SCORING_DATASTORE_OUTPUT_CONTAINER = 'output'
 SCORING_DATASTORE_OUTPUT_FILENAME = 'diabetes_scoring_output.csv'
 SCORING_DATASET_NAME = 'diabetes_scoring_ds'
-SCORING_PIPELINE_NAME = 'diabetes-scoring-pipeline'
+SCORING_PIPELINE_NAME = 'diabetes-scoring-pipeline'