Changed references from Drupal 8 to Drupal 9

README.md

@@ -1,10 +1,10 @@
-# IASTATE Drupal 8 Theme
-IASTATE is a responsive, 'born accessible' Drupal 8 theme. It is an implementation of the [IASTATE theme](http://theme.iastate.edu) which provides the Iowa State University look and feel.
+# IASTATE Drupal 9 Theme
+IASTATE is a responsive, 'born accessible' Drupal 9 theme. It is an implementation of the [IASTATE theme](http://theme.iastate.edu) which provides the Iowa State University look and feel.
 
 For questions or support, please contact [email protected]
 
 ## Base Theme
-This is a base theme for a Drupal 8 basic installation. Any customization should be done in a [Drupal 8 subtheme](https://www.drupal.org/docs/8/theming-drupal-8/creating-a-drupal-8-sub-theme-or-sub-theme-of-sub-theme). 
+This is a base theme for a Drupal 9 basic installation. Any customization should be done in a [Drupal 9 subtheme](https://www.drupal.org/docs/8/theming-drupal-8/creating-a-drupal-8-sub-theme-or-sub-theme-of-sub-theme). 
 
 TODO: Provide a blank subtheme example.