fix typo

lib/views/login.html

@@ -37,8 +37,10 @@
       <div class="alert alert-warning">
         <i class="fa fa-fw fa-info-circle"></i>
         <strong>DuplicatedUsernameException occured</strong>
-        <p>Your LDAP authentication was succeess, but a new user is could not be created.<br>
-        See the issue <a href="https://github.com/weseek/crowi-plus/issues/193">#193</a>.</p>
+        <p>
+          Your LDAP authentication was succeess, but a new user could not be created.
+          See the issue <a href="https://github.com/weseek/crowi-plus/issues/193">#193</a>.
+        </p>
       </div>
       {% endif %}