feat(adapter): Add RGT to Tribe migration adapter [SIM-52]

[FlattestWhite]

Code Review Processes

New Feature Review

Before submitting a pull request for new review, make sure the following is done:

• Design doc is created and posted here: [Insert Link]
• Code cleanliness and completeness is addressed via guidelines

README Checks

• [] README has proper context for the reviewer to understand what the code includes, any important design considerations, and areas to pay more attention to

Code Checks

• [] Add explanatory comments. If there is complex code that requires specific context or understanding, note that in a comment
• [] Remove unncessary comments. Any comments that do not add additional context, information, etc. should be removed
• [] Add javadocs.
• [] Scrub through the code for inconsistencies (e.g. removing extra spaces)
• [] Ensure there are not any .onlys in spec files

Broader Considerations

• [] Ensure variable, function and event naming is clear, consistent, and reflective for the scope of the code.
• [] Consider if certain pieces of logic should be placed in a different library, module

[pblivin0x]

Noting some details for the PegExchanger

• Contract
• Mainnet address: 0xc09BB5ECf865e6f69Fe62A43c27f036A426909f7

[cgewecke]

:tada: This PR is included in version 0.7.0-hhat.1 :tada:

The release is available on:

• npm package (@hardhat dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: