[Docs] Disable style documentation for @global identifiers

Author: Martin Jesper Low Madsen

docs/src/modules/utils/generateMarkdown.js

@@ -336,7 +336,7 @@ function generateClasses(reactAPI) {
 
   text = `| Rule name | Global class | Description |
 |:-----|:-------------|:------------|\n`;
-  text += reactAPI.styles.classes
+  text += reactAPI.styles.classes.filter(cls => cls !== '@global')
     .map(styleRule => {
       const description = reactAPI.styles.descriptions[styleRule];