deps: remove lerna, update aegir

[achingbrain]

Removes lerna now that aegir has run and exec commands, updates aegir to the latest version and fixes all linting errors.

[github-actions[bot]]

:tada: This PR is included in version protons-runtime-v4.0.2 :tada:

The release is available on:

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

Your semantic-release bot :package::rocket:

[github-actions[bot]]

:tada: This PR is included in version protons-v6.0.2 :tada:

The release is available on:

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

Your semantic-release bot :package::rocket:

[github-actions[bot]]

:tada: This issue has been resolved in version 3.0.0 :tada:

The release is available on GitHub release

Your semantic-release bot :package::rocket: