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Delete colon from end of heading.

Author: AnnaMHuff

learn-pr/philanthropies/breathing-life-into-stories/includes/7-exercise.md

@@ -48,5 +48,5 @@ Design a short interactive storytelling sequence that features AI-generated char
    - Link each choice to a slide or card showing the corresponding AI-generated response.  
    - Encourage viewers to explore different paths.
 
-## Expected outcome:
+## Expected outcome
 Learners produce a short, interactive storytelling prototype that features an AI-generated character portrait and dialogue branches. This activity demonstrates how Microsoft tools can support world-building, character development, and non-linear narrative design in a seamless creative workflow.