Slight reword to homepage to clarify easy sign up vs application
<p>
{% comment %} Translators: This message is shown on the website's home page (https://wikipedialibrary.wmflabs.org/). Translate Wikipedia Library in the same way as the global branch is named (click through from https://meta.wikimedia.org/wiki/The_Wikipedia_Library).{% endcomment %}
{% blocktrans trimmed %}
- Apply for access to dozens of research databases and resources available through The Wikipedia Library.
+ Sign up for free access to dozens of research databases and resources available through The Wikipedia Library.
{% endblocktrans %}
<a href="{% url 'about' %}">{% trans "Learn more" %}</a>
