add a "br" tag for konami command

src/server/views/modal/shortcuts.html

@@ -32,7 +32,7 @@
                   <a href="{{ t('modal_shortcuts.global.konami_code_url') }}" target="_blank">{{ t('modal_shortcuts.global.Konami Code') }}</a><br>
                   <span class="key key-small">↑</span>&nbsp;<span class="key key-small">↑</span>
                   <span class="key key-small">↓</span>&nbsp;<span class="key key-small">↓</span>
-                  <span class="key key-small">←</span>&nbsp;<span class="key key-small">→</span>
+                    <span class="key key-small">←</span><br><span class="key key-small">→</span>
                   <span class="key key-small">←</span>&nbsp;<span class="key key-small">→</span>
                   <span class="key key-small">B</span>&nbsp;<span class="key key-small">A</span>
                 </td>