Prep the python extension to allow alternate environment management and package management code

[karthiknadig]

Tasks

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1. Disable python extension discovery
2. Redirect Interpreter commands to envs implementation
3. Run in terminal (dynamically handle activation via shell integration)
4. Debug in terminal (connect with debugpy extension)
5. Auto selection
6. Provide execution info for a given environment
7. Testing should use python from envs implementation
8. Commands: Install Python (win,mac,linux)
9. Commands: set/reset interpreter command
10. New Environment creation prompt
11. Interpreter Display
12. Jupyter Integration