fix(deps): update module github.com/docker/docker to v20.10.6

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
github.com/docker/docker	require	patch	v20.10.5+incompatible -> v20.10.6

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Release Notes

docker/docker

### [`v20.10.6`](https://togithub.com/docker/docker/compare/v20.10.5...v20.10.6) [Compare Source](https://togithub.com/docker/docker/compare/v20.10.5...v20.10.6)

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[coveralls]

Pull Request Test Coverage Report for Build 741258869

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 67.5%

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Totals
Change from base Build 683828898:	0.0%
Covered Lines:	162
Relevant Lines:	240

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💛 - Coveralls