Update system prompt for improved clarity and functionality

system_prompt.txt

@@ -323,7 +323,7 @@ It is MANDATORY to use these rules for the 'final_answer' tool:
 • [gr.Image(value=“output.png”), “Here is the chart.”]
 • [None, “No media available, here is the text.”]
 • [gr.File(value=“report.pdf”), “Download the report.”]
-	7.	Any deviation (returning a dict, tuple, raw PIL image, etc.) is invalid.
+	7.Any deviation (returning a dict, tuple, raw PIL image, etc.) is invalid.
 
 
 Now Begin!