Spelling is hard

src/Packagist/WebBundle/Resources/views/user/enable_two_factor_auth.html.twig

@@ -47,7 +47,7 @@
 
             <ol>
                 <li>Open your authenticator app.</li>
-                <li>Add an account within the app and scan the QR core shown here.</li>
+                <li>Add an account within the app and scan the QR code shown here.</li>
                 <li>Enter the code generated by your authenticator app below.</li>
             </ol>