chore(deps): bump github.com/russross/blackfriday/v2 from 2.0.1 to 2.1.0

[dependabot[bot]]

Bumps github.com/russross/blackfriday/v2 from 2.0.1 to 2.1.0.

Release notes

Sourced from github.com/russross/blackfriday/v2's releases.

v2.1.0

A minor release, mainly aimed at resolving ambiguity about the import path for blackfriday v2 and delivering minor fixes since last release:

• Committed to github.com/russross/blackfriday/v2 as the canonical import path for blackfriday v2. (Issue #587)
• Reduced the amount of dependencies. (PRs #509 and #515)
• Added a SanitizedAnchorName function. (PR #509)
• Added Node.IsContainer and Node.IsLeaf methods. (PR #540)
• Fixed parsing of links that end with a double backslashes. (Issue #510)
• Fixed an issue where fence length wasn't computed. (PR #505)
• Improved the default value for the HTMLRendererParameters.FootnoteReturnLinkContents field. (PR #547)

Commits

• 4c9bf95 v2/README: make a definitive decision on v2 import path
• acedacf Merge pull request #468 from ruqqq/v2
• 3b2b20c Merge pull request #547 from adiabatic/v2
• a1ae674 Merge pull request #571 from bkmgit/v2
• df341a4 Update Markdown Documentation - Basics.text
• 5ba3beb Update Markdown Documentation - Basics.html
• 63f131c Update Markdown Documentation - Basics.html
• a178dd9 Update Markdown Documentation - Basics.text
• 3e56bb6 Merge pull request #540 from twpayne/export-is-container
• 412ca19 Use ↩ as default params.FootnoteReturnLinkContents
• Additional commits viewable in compare view

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