fixed ordinal issue

Author: Mole1424

templates/events/macros/pill.html

@@ -1,7 +1,7 @@
 {% macro ordinal(day) %}
-    {% set suffix = "th" %}
+    {% set day = day|string %}
     {% if day not in ["11","12","13"] %}
-        {% set suffix = {"1":"st","2":"nd","3":"rd"}.get(day[-1], suffix) %}
+        {% set suffix = {"1":"st","2":"nd","3":"rd"}.get(day[-1], "th") %}
     {% endif %}
     {{ day }}{{ suffix }}
 {% endmacro %}