fix(alerts): remove extra space, add parens for expected range

chaos_genius/alerts/email_templates/common.html

@@ -76,17 +76,17 @@
         changed to
     </span>
 
-    <strong style="{{ important_text }}">{{point.y_readable}}</strong>
+    <strong style="{{ important_text }}">{{point.y_readable}}</strong><!--
 
-    {% if point.is_hourly -%}
-        <span style="{{ non_important_text }}">
+ -->{% if point.is_hourly -%}<!--
+     --><span style="{{ non_important_text }}">
             at
         </span>
-        <span style="{{ important_text }}">{{ point.anomaly_time_only }}</span>
-    {%- endif %}
+        <span style="{{ important_text }}">{{ point.anomaly_time_only }}</span><!--
+ -->{%- endif %}<!--
 
-    <span style="{{ non_important_text }}">
-        . Expected: {{ point.yhat_lower_readable }} - {{ point.yhat_upper_readable }}.
+ --><span style="{{ non_important_text }}"><!--
+      -->. (Expected range: {{ point.yhat_lower_readable }} - {{ point.yhat_upper_readable }}).
     </span>
 
     {% if point.relevant_subdims -%}

chaos_genius/alerts/slack.py

@@ -288,7 +288,7 @@ def anomaly_point_formatting(
     out += f"changed to *{point.y_readable}*"
     if point.is_hourly:
         out += f" at {point.anomaly_time_only}"
-    out += f". Expected: {point.yhat_lower_readable} - {point.yhat_upper_readable}."
+    out += f". (Expected range: {point.yhat_lower_readable} - {point.yhat_upper_readable})."
 
     if point.relevant_subdims:
         out += "\n      - Reasons for change: "