fix(deps): update module github.com/urfave/cli/v2 to v2.26.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
github.com/urfave/cli/v2	require	minor	v2.25.7 -> v2.26.0

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Release Notes

urfave/cli (github.com/urfave/cli/v2)

### [`v2.26.0`](https://togithub.com/urfave/cli/releases/tag/v2.26.0) [Compare Source](https://togithub.com/urfave/cli/compare/v2.25.7...v2.26.0) #### What's Changed - Bash completion nits by [@​meatballhat](https://togithub.com/meatballhat) in [https://github.com/urfave/cli/pull/1762](https://togithub.com/urfave/cli/pull/1762) - Chore: Rename mkdocs requirements file name by [@​dearchap](https://togithub.com/dearchap) in [https://github.com/urfave/cli/pull/1776](https://togithub.com/urfave/cli/pull/1776) - Fix:(issue\_1787) Add fix for commands not listed when hide help comma… by [@​dearchap](https://togithub.com/dearchap) in [https://github.com/urfave/cli/pull/1788](https://togithub.com/urfave/cli/pull/1788) - Fix nil HelpFlag panic (v2) by [@​wxiaoguang](https://togithub.com/wxiaoguang) in [https://github.com/urfave/cli/pull/1795](https://togithub.com/urfave/cli/pull/1795) - Always get 0 for a nested int64 value in v2.25.7 by [@​stephenfire](https://togithub.com/stephenfire) in [https://github.com/urfave/cli/pull/1799](https://togithub.com/urfave/cli/pull/1799) - Helper messages for documenting build process by [@​abitrolly](https://togithub.com/abitrolly) in [https://github.com/urfave/cli/pull/1800](https://togithub.com/urfave/cli/pull/1800) - fix: check duplicated sub command name and alias by [@​linrl3](https://togithub.com/linrl3) in [https://github.com/urfave/cli/pull/1805](https://togithub.com/urfave/cli/pull/1805) - Fix:(issue\_1689) Have consistent behavior for default text in man and… by [@​dearchap](https://togithub.com/dearchap) in [https://github.com/urfave/cli/pull/1825](https://togithub.com/urfave/cli/pull/1825) - Fix linting issues by [@​skelouse](https://togithub.com/skelouse) in [https://github.com/urfave/cli/pull/1696](https://togithub.com/urfave/cli/pull/1696) #### New Contributors - [@​stephenfire](https://togithub.com/stephenfire) made their first contribution in [https://github.com/urfave/cli/pull/1799](https://togithub.com/urfave/cli/pull/1799) - [@​linrl3](https://togithub.com/linrl3) made their first contribution in [https://github.com/urfave/cli/pull/1805](https://togithub.com/urfave/cli/pull/1805) **Full Changelog**: https://github.com/urfave/cli/compare/v2.25.7...v2.26.0

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