CHORE: remove wiki CI/CD workflow

Author: shawntz

.github/workflows/wiki-from-vignettes.yml

@@ -24,7 +24,6 @@ knitr::opts_chunk$set(
 [![air format suggest](https://github.com/shawntz/charisma/actions/workflows/air-format-suggest.yml/badge.svg)](https://github.com/shawntz/charisma/actions/workflows/air-format-suggest.yml)
 [![spellcheck](https://github.com/shawntz/charisma/actions/workflows/spellcheck.yml/badge.svg)](https://github.com/shawntz/charisma/actions/workflows/spellcheck.yml)
 [![pkgdown](https://github.com/shawntz/charisma/actions/workflows/pkgdown.yml/badge.svg)](https://github.com/shawntz/charisma/actions/workflows/pkgdown.yml)
-[![wiki](https://github.com/shawntz/charisma/actions/workflows/wiki-from-vignettes.yml/badge.svg)](https://github.com/shawntz/charisma/actions/workflows/wiki-from-vignettes.yml)
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README.Rmd

@@ -17,7 +17,6 @@ check](https://github.com/shawntz/charisma/actions/workflows/air-format-check.ym
 suggest](https://github.com/shawntz/charisma/actions/workflows/air-format-suggest.yml/badge.svg)](https://github.com/shawntz/charisma/actions/workflows/air-format-suggest.yml)
 [![spellcheck](https://github.com/shawntz/charisma/actions/workflows/spellcheck.yml/badge.svg)](https://github.com/shawntz/charisma/actions/workflows/spellcheck.yml)
 [![pkgdown](https://github.com/shawntz/charisma/actions/workflows/pkgdown.yml/badge.svg)](https://github.com/shawntz/charisma/actions/workflows/pkgdown.yml)
-[![wiki](https://github.com/shawntz/charisma/actions/workflows/wiki-from-vignettes.yml/badge.svg)](https://github.com/shawntz/charisma/actions/workflows/wiki-from-vignettes.yml)
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 > **charisma** provides a standardized, reproducible framework for