[$100 in kSQT] Write a Quick Start Guide For Frontier EVM Indexing on Moonbeam

[jamesbayly]

Acceptance Criteria

• The guide should be similar to the Astar WASM guide https://academy.subquery.network/quickstart/quickstart_chains/polkadot-astar.html
• It should use a real project that indexes both Frontier EVM and Substrate events in the same codebase - here is an example that you can use and update https://github.com/stwiname/moonbuilders-demo
• It should explain the key differences between indexing Substrate and EVM data in the same project
• It should cover the GraphQL schema, the Manifest file, the mapping functions, and how to build the project
• It should give an example GraphQL Query and response
• It should not have any spelling errors and should be contributed to our documentation repository