Fix RAVEN circular to only run p_astro and em_bright when CBC

ligo/followup_advocate/templates/RAVEN_circular.jinja2

@@ -11,7 +11,7 @@ The {% if snews %}neutrino{% elif grb %}GRB{% endif %} trigger time is {{latency
 The estimated joint false alarm rate for the time coincidence is {{naturalfar(time_coinc_far)}}.
 {% endif %}
 
-{% if grb %}{%- include 'p_astro.jinja2' -%}
+{% if group.lower() == 'cbc'  %}{%- include 'p_astro.jinja2' -%}
 
 {%- include 'em_bright.jinja2' -%}
 {% endif %}