v0.7.0

CHANGELOG extracted from https://gitlab.wikimedia.org/releng/cli/-/blob/main/CHANGELOG.md

• Added codesearch command
• Added the ability to update to a specific --version (including rollback)
• Fixed "dirty" state in verbose version output

Development environment specific:

• Fixed the chown of some directories on mediawiki install
• Fixed running fresh or quibble after a previous failed command
• Fixed default fresh and quibble environment variables
• Fixed typos in setup wizard