l10n: Correct spelling

Unify the spelling in applications.

nextcloudappstore/core/templates/account/password_reset.html

@@ -14,7 +14,7 @@
     {% include "account/snippets/already_logged_in.html" %}
     {% endif %}
 
-    <p>{% trans "Forgotten your password? Enter your e-mail address below, and we'll send you an e-mail allowing you to reset it." %}</p>
+    <p>{% trans "Forgotten your password? Enter your e-mail address below, and we'll send you an email allowing you to reset it." %}</p>
 
     <form method="POST" action="{% url 'account_reset_password' %}" class="password_reset">
         {% csrf_token %}