fix(deps): update dependency juice to v7

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
juice	dependencies	major	6.0.0 -> 7.0.0

---

Release Notes

Automattic/juice

### [`v7.0.0`](https://togithub.com/Automattic/juice/blob/master/CHANGELOG.md#​700--2020-07-10) [Compare Source](https://togithub.com/Automattic/juice/compare/v6.0.0...v7.0.0) - Breaking: requires node 10+ - Please see changes in web-resource-inliner@5 for other details

---

Renovate configuration

:date: Schedule: "every weekday" (UTC).

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

:recycle: Rebasing: Renovate will not automatically rebase this PR, because other commits have been found.

:no_bell: 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 WhiteSource Renovate. View repository job log here.