Remove article (#2090)

* Remove article

The 'the' is superfluous / wrong. unpkg doesn't refer to itself as "the unpkg" or anything.

* Create violet-humans-care.md

Co-authored-by: Katie Langerman <[email protected]>

Author: Luckz

.changeset/violet-humans-care.md

@@ -0,0 +1,5 @@
+---
+"@primer/css": patch
+---
+
+Remove article

docs/content/getting-started/index.md

@@ -119,7 +119,7 @@ Since GitHub pages is currently [locked to version `1.5.2` of `jekyll-sass-conve
 
 ## Using Primer CSS on a static site
 
-You won't need to install any node modules or Sass compilers for a static site; you can use the built CSS. The best thing to do is to [download the built CSS](https://unpkg.com/@primer/css/dist/primer.css) from the [unpkg.com](https://unpkg.com) and host it yourself. If that's not an option, you can include a CDN link in your HTML:
+You won't need to install any node modules or Sass compilers for a static site; you can use the built CSS. The best thing to do is to [download the built CSS](https://unpkg.com/@primer/css/dist/primer.css) from [unpkg.com](https://unpkg.com) and host it yourself. If that's not an option, you can include a CDN link in your HTML:
 
 ```html
 <link href="https://unpkg.com/@primer/css@^20.2.4/dist/primer.css" rel="stylesheet" />