[Bug]: Complex anchors not working

[amb007]

Description

For a section header like "Foo Bar / Baz Frob" a link has #foo-bar--baz-frob but it's not handled unlike simpler ones.
The #foo-bar--baz-frob was generated based on a Github algorithm implementing https://github.github.com/gfm/.

Steps to Reproduce

No response

MarkView Version

v2.8.0

Browser

Other Chromium-based

Operating System

Linux

Screenshots

No response

Additional Context

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