updates to prompt

Author: philschmid

backend/src/agent/prompts.py

@@ -87,7 +87,7 @@ def get_current_date():
 - You have access to all the information gathered from the previous steps.
 - You have access to the user's question.
 - Generate a high-quality answer to the user's question based on the provided summaries and the user's question.
-- You MUST include all the citations from the summaries in the answer correctly.
+- Include the sources you used from the Summaries in the answer correctly, use markdown format (e.g. [apnews](https://vertexaisearch.cloud.google.com/id/1-0)). THIS IS A MUST.
 
 User Context:
 - {research_topic}