Update dependency rector/rector to ^0.16.0 || ^0.17.0 || ^0.18.0

This PR contains the following updates:

Package	Type	Update	Change
rector/rector (source)	require	minor	`^0.16.0 \\|\\| ^0.17.0` -> `^0.16.0 \\|\\| ^0.17.0 \\|\\| ^0.18.0`

Release Notes

rectorphp/rector (rector/rector)

### [`v0.18.0`](https://togithub.com/rectorphp/rector/compare/0.17.14...0.18.0) [Compare Source](https://togithub.com/rectorphp/rector/compare/0.17.13...0.18.0)

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

[ ] If you want to rebase/retry this PR, check this box

This PR has been generated by Mend Renovate. View repository job log here.

ChromaticHQ / usher

Update dependency rector/rector to ^0.16.0 || ^0.17.0 || ^0.18.0 #160

Release Notes

Configuration