Prompt for API_HOST on config setup

[FounderCasey]

Describe the bug
dogshell requires all three spiky, appkey, and api_host, however, it only prompts you for the apikey and appkey

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To Reproduce
Steps to reproduce the behavior:

• remove your .dogrc file
• use the dog cli
• after setting up the new .dogrc file, try to run a command.

Expected behavior
I'd expect the CLI to prompt for every parameter required for usage.

Screenshots
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Environment and Versions (please complete the following information):
A clear and precise description of your setup:
dog 0.49.1
python 3.12.3

Additional context
In order to get this working we have to open the .dogrc file and add a api_host field.

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