chore(deps): update contract

This MR contains the following updates:

Package	Update	Change
odoo12-addon-contract	patch	==12.0.5.1.4 -> ==12.0.8.7.0
odoo12-addon-contract-sale-invoicing	patch	==12.0.1.0.3.99.dev2 -> ==12.0.1.0.4.99.dev2
odoo12-addon-contract-variable-qty-timesheet	patch	==12.0.1.0.0.99.dev1 -> ==12.0.1.0.1.99.dev2
odoo12-addon-contract-variable-quantity	patch	==12.0.2.1.1 -> ==12.0.3.1.1

---

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 MR becomes conflicted, or you tick the rebase/retry checkbox.

👻 Immortal: This MR will be recreated if closed unmerged. Get config help if that's undesired.

---

• If you want to rebase/retry this MR, check this box

---

This MR has been generated by Renovate Bot.