chore(deps): bump github.com/urfave/cli/v2 from 2.27.5 to 2.27.6

[dependabot[bot]]

Bumps github.com/urfave/cli/v2 from 2.27.5 to 2.27.6.

Release notes

Sourced from github.com/urfave/cli/v2's releases.

v2.27.6

What's Changed

• Use usage template in subcommand help by @​meatballhat in urfave/cli#1986
• Docs: Update cli.yml by @​dearchap in urfave/cli#2015
• Fix:(issue_2069) Add sep for string slice by @​dearchap in urfave/cli#2070

Full Changelog: https://github.com/urfave/cli/compare/v2.27.5...v2.27.6

Commits

• 9d76d15 Merge pull request #2070 from dearchap/issue_2069
• 4abc9c3 Fix:(issue_2069) Add sep for string slice
• 3b17080 Merge pull request #2015 from urfave/update_docs_v2
• 1e15e30 Update cli.yml
• 50bdebf Merge pull request #1986 from urfave/v2-use-usage-template-in-subcommand-help
• ba8fc3d Use usage template in subcommand help
• See full diff in compare view

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