feat(studio): Eliminate dependencies on subgraphs for volume

[immasandwich]

Description

The hosted service from TheGraph is going dead. We'll eliminate volume resolved from subgraphs in this PR, and remove the side effects from overrides of getDefinitions and getAddresses as a result.

Checklist

• [x] I have followed the Contributing Guidelines
• [ ] (optional) As a contributor, my Ethereum address/ENS is:
• [ ] (optional) As a contributor, my Twitter handle is:

How to test?