chore(deps): update renovate/renovate docker tag to v38.18.9

This MR contains the following updates:

Package	Type	Update	Change
renovate/renovate (source)	image	patch	38.18.8 -> 38.18.9

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Release Notes

renovatebot/renovate (renovate/renovate)

v38.18.9

Compare Source

Bug Fixes

• manager/circleci: extract executors of CircleCi files again (#​30562) (269a4dd)

Documentation

• release notes for v38 (#​30384) (de48a2b)

Code Refactoring

• move onboading repo lookup into dedicated function (#​30554) (f0c2067)

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