Update dependency Kuniwak/MirrorDiffKit to v6

[renovate]

This PR contains the following updates:

Package	Update	Change
Kuniwak/MirrorDiffKit	major	from: "5.0.1" -> from: "6.0.0"

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Release Notes

Kuniwak/MirrorDiffKit (Kuniwak/MirrorDiffKit)

v6.0.0

Compare Source

What's Changed

• Bump tzinfo from 1.2.5 to 1.2.11 by @​dependabot in https://github.com/Kuniwak/MirrorDiffKit/pull/49
• Bump cocoapods-downloader from 1.2.2 to 1.6.3 by @​dependabot in https://github.com/Kuniwak/MirrorDiffKit/pull/50
• Drop support for CocoaPods and Carthage by @​Kuniwak in https://github.com/Kuniwak/MirrorDiffKit/pull/51

New Contributors

• @​dependabot made their first contribution in https://github.com/Kuniwak/MirrorDiffKit/pull/49

Full Changelog: Kuniwak/MirrorDiffKit@5.0.1...6.0.0

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