feat(deps): update renovate/renovate docker tag

This MR contains the following updates:

Package	Update	Change
renovate/renovate	minor	31.77.1 -> 31.78.2
renovate/renovate	minor	31.77.1-slim -> 31.78.1-slim

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Release Notes

renovatebot/renovate

v31.78.2

31.78.2 (2022-02-11)

Bug Fixes

• datasource/go: Remove version from repository URL for Gitlab (#​14163) (26cb91c)

Miscellaneous Chores

• deps: update dependency eslint-plugin-jest to v26 (#​14167) (f9be6a5)

Code Refactoring

• add strict null checks (#​14169) (5723be1)

v31.78.1

31.78.1 (2022-02-11)

Build System

• simplify and strict tools (#​14154) (e3e286b)

Code Refactoring

• datasource/gitlab-tags: Convert to class (#​14055) (93d3280)
• datasource/repology: Convert to class (#​14132) (00e2b51)
• datasource: use datasource id instead of string (#​14166) (1127715)
• packagist: convert to class-based datasource (#​12227) (0a4b103)

v31.78.0

Features

• add conan datasource and manager (#​12009) (8f6bf44)
• datasource/docker: support legacy org.label-schema.vcs-url label (#​14139) (b7e267f)

Bug Fixes

• wrong config access (#​14164) (8dee195)

Miscellaneous Chores

• deps: update node.js to d5bea6d (#​14165) (1f28cfd)

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