added information to assign a group label

.gitlab/issue_templates/actionable_insight.md

 ## Actionable Insights
-Actionable insights always have a follow-up action that needs to take place as a result of the research observation or data, and a clear recommendation or action associated with it. An actionable insight both defines the insight and clearly calls out the next step. These insights are tracked over time.
+Actionable insights always have a follow-up action that needs to take place as a result of the research observation or data, and a clear recommendation or action associated with it. An actionable insight both defines the insight and clearly calls out the next step. These insights are tracked over time and at the group level.
 
 #### Link
 
@@ -10,6 +10,10 @@ Actionable insights always have a follow-up action that needs to take place as a
 
 - [ ] Assign this issue to the appropriate Product Manager, Product Designer, or UX Researcher
 
+#### Group label
+
+- [ ] Add the appropriate `Group` (such as `~"group::source code"`) label to the issue.  This is done to identify and track actionable insights at the group level.
+
 #### Description
 
 - [ ] Provide some brief details on the actionable insight and the action to take