fix(deps): update ghcr.io/renovatebot/renovate docker tag to v39.162.3

This MR contains the following updates:

Package	Update	Change
ghcr.io/renovatebot/renovate (source)	patch	39.162.2 -> 39.162.3

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Release Notes

renovatebot/renovate (ghcr.io/renovatebot/renovate)

v39.162.3

Compare Source

Bug Fixes

• deps: update dependency mkdocs-material to v9.6.3 (#​34085) (21dd68c)
• manager/custom): Revert "fix(manager/custom: Support range strategy with custom managers" (#​34083) (335ad54)

Miscellaneous Chores

• deps: update python:3.13 docker digest to 589ed66 (#​34084) (bc21472)

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