Unreadable formatting for formulas on Fragment Density Map page

[camilleqcamille]

Repo path: antora/spec/modules/ROOT/pages/chapters/fragmentdensitymapops.adoc

Webpage: https://docs.vulkan.org/spec/latest/chapters/fragmentdensitymapops.html

See webpage for evidence of formatting errors.

[oddhack]

Thanks. We're aware of this but haven't been able to dig down into the guts of the asciidoctor-mathjax extension to figure out what's going wrong, yet.

Closing as duplicated of KhronosGroup/Vulkan-Site#39