More rebranding changes (#159)

* Replace Maybe for Sure in select code areas

* Make sure passwords are consistent

* Remove (admin|member) from demo data first name

* Database and schema names finally to `sure`

* Fix broken test

* Another (benchmarking) database name to `sure_*`

* More rebranding to Sure

* Missed this Maybe mention in the same page

* Random nitpicks and more Maybes

* Demo data accounts and more Maybes

* Test data account updates

* Impersonation test accounts

* Consistency with `compose.example.yml`

app/views/layouts/doorkeeper/application.html.erb

@@ -20,7 +20,7 @@
             </div>
             <div class="space-y-2">
               <h2 class="text-3xl font-medium text-primary text-center">
-                Maybe Authorization
+                Sure Authorization
               </h2>
             </div>
           </div>