Upgrade to Chrome extension manifest v3

[sbrudz]

JustNotSorry is currently using v2 of the Chrome extension manifest. Per this announcement from Google, v2 is deprecated and will no longer work with Chrome browsers starting in January 2023. We need to upgrade to v3 before that time.

[github-actions[bot]]

:tada: This issue has been resolved in version 2.4.0-beta.1 :tada:

The release is available on GitHub release

Your semantic-release bot :package::rocket:

[github-actions[bot]]

:tada: This issue has been resolved in version 2.4.0 :tada:

The release is available on GitHub release

Your semantic-release bot :package::rocket: