Update dependency renovate/renovate to v32.28.0

This MR contains the following updates:

Package	Type	Update	Change
renovate/renovate	image	minor	32.27.4 -> 32.28.0

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Release Notes

renovatebot/renovate

v32.28.0

Features

• pruneBranchAfterAutomerge (#​15126) (6ea48d1)

Miscellaneous Chores

• deps: update node.js to a667853 (#​15277) (38f04b0)

v32.27.5

32.27.5 (2022-04-23)

Miscellaneous Chores

• deps: update dependency graphql to v16 (#​15264) (84f7a0b)
• deps: update node.js to 2c23958 (#​15266) (9977b9b)
• deps: update node.js to 46f96ff (#​15272) (582f782)

Code Refactoring

• Class-based implementations of repo cache (#​15157) (f911b0b)
• platform: final strict checks (#​15268) (53bd90b)
• platform: more strict null checks (#​15247) (e24bf47)

Build System

• deps: update dependency markdown-it to v13 (#​15273) (6792cfe)

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Configuration

📅 Schedule: At any time (no schedule defined).

🚦 Automerge: Enabled.

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

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

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This MR has been generated by Renovate Bot.