change app settings

src/server/views/admin/app.html

@@ -1,12 +1,12 @@
 {% extends '../layout/admin.html' %}
 
-{% block html_title %}{{ customizeService.generateCustomTitle(t('App settings')) }}{% endblock %}
+{% block html_title %}{{ customizeService.generateCustomTitle(t('App Settings')) }}{% endblock %}
 
 {% block head_warn_alert_siteurl_undefined %} {# remove including block for './widget/alert_siteurl_undefined.html' #}
 {% endblock %}
 
 {% block content_header %}
-<h1 class="title">{{ t('App settings') }}</h1>
+<h1 class="title">{{ t('App Settings') }}</h1>
 {% endblock %}