adjust development partner (#2423)

Author: janetmoreno

website_and_docs/content/sponsor/_index.html

@@ -111,8 +111,9 @@ <h2 class="alert-heading pb-3" id="support-levels">Sponsorship Levels</h2>
       <ul>
         <li>
           This level has the same benefits as the Selenium level above, but instead
-          of making a monetary contribution, at least one employee from your company
-          needs to be actively contributing to the project.
+          of making a monetary contribution, at least one full-time employee
+          from your company needs to be devoted 50% of their time actively contributing
+          to the project.
         </li>
         <li>
           Currently limited to 3 companies but reviewed yearly.