Update create-admin-account.phtml

Fixed typo.

Author: frehner

setup/view/magento/setup/create-admin-account.phtml

@@ -42,7 +42,7 @@ $passwordWizard = sprintf(
 <h2 class="page-sub-title">{{$state.current.header}}</h2>
 
 <p>
-    Create a new Admin account to manage you store.
+    Create a new Admin account to manage your store.
 </p>
 
 <form