[EAGLE-5027] Runners Model run locally

[luv-bansal]

What

• This PR implements a ModelRunLocally class that allows users to test and run a runners model locally.
• It creates a virtual environment, installs required dependencies from requirements.txt, and and tests the model locally.
• Anyone can simply test their model using

python -m clarifai.runners.models.model_run_locally --model_path <model_path>

Why

• It simplify the process of testing models locally.
• By using a virtual environment, it prevents dependency conflicts in requierements.txt.
• Prevent from model upload failure due to typos in model.py or wrong implementation of model

How

Tests

• Tested by running the models examples locally

Notes

• Not sure if model_run_locally is the best name, let me know if need to change

[luv-bansal]

I include this method to start the model runner server locally, but not sure if's useful here, @zeiler what do you think?

[zeiler]

This is great! I think we should have examples of how to call the model very easily too and maybe print out when the local dev server starts how to call it.