Update dependency renovate/renovate to v32.31.1

This MR contains the following updates:

Package	Type	Update	Change
renovate/renovate	Kustomization	patch	32.31.0 -> 32.31.1

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Release Notes

renovatebot/renovate

v32.31.1

32.31.1 (2022-04-25)

Bug Fixes

• manager/gitlabci: strip Gitlab Dependecy Proxy variable from depName (#​14734) (3eec5b7)

Code Refactoring

• config: strict null checks (#​15291) (982ceff)

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Configuration

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This MR has been generated by Renovate Bot.