Apply suggestion to doc/development/fe_guide/style_guide_scss.md

doc/development/fe_guide/style_guide_scss.md

@@ -43,7 +43,7 @@ Examples of component classes that were created using "utility-first" include:
 - [`.circle-icon-container`](https://gitlab.com/gitlab-org/gitlab-ce/blob/579fa8b8ec7eb38d40c96521f517c9dab8c3b97a/app/assets/stylesheets/framework/icons.scss#L85)
 - [`.d-flex-center`](https://gitlab.com/gitlab-org/gitlab-ce/blob/900083d89cd6af391d26ab7922b3f64fa2839bef/app/assets/stylesheets/framework/common.scss#L425)
 
-Inspirations:
+Inspiration:
 
 - https://tailwindcss.com/docs/utility-first
 - https://tailwindcss.com/docs/extracting-components