Fix submit button in password reset form

{% block form %}

	<p>{% trans "Forgotten your password? Enter your email address below, and we'll email instructions for setting a new one." %}</p>

	<input type="email" class="form-control" name="email" placeholder="Email" />

	<button type="button" class="btn btn-primary col-xs-12">

	<button type="submit" class="btn btn-primary col-xs-12">

		{% trans "Reset my password" %}

	</button>

{% endblock form %}