chore(deps): update renovate/renovate docker tag to v37.399.6

This MR contains the following updates:

Package	Type	Update	Change
renovate/renovate (source)	image	patch	37.399.3 -> 37.399.6

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Release Notes

renovatebot/renovate (renovate/renovate)

v37.399.6

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Bug Fixes

• deps: update ghcr.io/renovatebot/base-image docker tag to v2.18.4 (#​29543) (99d2e60)

v37.399.5

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Build System

• deps: update dependency @​renovatebot/osv-offline to v1.5.6 (#​29540) (9633cb6)

v37.399.4

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Bug Fixes

• deps: update ghcr.io/renovatebot/base-image docker tag to v2.18.3 (#​29541) (5410411)

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