chore(deps): update renovate/renovate docker tag to v38.8.1

This MR contains the following updates:

Package	Type	Update	Change
renovate/renovate (source)	image	minor	38.7.0 -> 38.8.1

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Release Notes

renovatebot/renovate (renovate/renovate)

v38.8.1

Compare Source

Bug Fixes

• deps: update ghcr.io/renovatebot/base-image docker tag to v7.2.1 (#​30407) (4bf2794)

Miscellaneous Chores

• deps: update github/codeql-action action to v3.25.15 (#​30406) (8aa64c3)

v38.8.0

Compare Source

Features

• http: Increase concurrency limit for npm registry (#​30400) (c737c8a)

Bug Fixes

• deps: update ghcr.io/containerbase/sidecar docker tag to v11.1.1 (#​30402) (2e0c287)

Miscellaneous Chores

• deps: update ghcr.io/containerbase/devcontainer docker tag to v11.1.1 (#​30403) (b3b0860)

Code Refactoring

• https: Separate rules lists by rate limit type (#​30399) (6da6817)

v38.7.1

Compare Source

Bug Fixes

• gitea: wrong state for merged MR (#​30398) (6cc830a)

Tests

• git: enhance commit signing tests (#​30396) (e5f4a1e)

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