Adding lightgbm-transform to train component

[piyushmadan]

Using changes in #207 to add lightgbm-transform to training component
Main changes are

• Updated Docker env for training (to add lightgbm-transform)
• Accepting parser json as input to the training component
• Adding header output to synthetic data generator component

[ghost]

All CLA requirements met.

[github-actions]

Unit Test Results for Build

    1 files  ±0      1 suites  ±0   1m 15s ⏱️ -22s
117 tests ±0  117 ✔️ ±0  0 💤 ±0  0 ❌ ±0 

Results for commit 66fefde. ± Comparison against base commit 7bfe00c.

♻️ This comment has been updated with latest results.

[github-actions]

Package	Line Rate	Branch Rate	Complexity
common	81%	0%	0
pipelines.azureml	74%	0%	0
scripts	100%	0%	0
scripts.data_processing.generate_data	92%	0%	0
scripts.data_processing.lightgbm_data2bin	95%	0%	0
scripts.data_processing.partition_data	92%	0%	0
scripts.inferencing.custom_win_cli	94%	0%	0
scripts.inferencing.lightgbm_c_api	75%	0%	0
scripts.inferencing.lightgbm_python	95%	0%	0
scripts.inferencing.lightgbm_ray	95%	0%	0
scripts.inferencing.treelite_python	94%	0%	0
scripts.model_transformation.treelite_compile	92%	0%	0
scripts.sample	93%	0%	0
scripts.training.lightgbm_python	77%	0%	0
scripts.training.lightgbm_ray	88%	0%	0
scripts.training.ray_tune	76%	0%	0
Summary	82% (2118 / 2571)	0% (0 / 0)	0