upd: clean example

Author: csbobby

docs/examples/m_decompose/example.txt

@@ -1,3 +1,3 @@
-I will visit Grand Canyon National Park for 3 days in early May. Please create a travel itinerary that includes major scenic viewpoints and short hiking trails. The daily walking distance should stay under 6 miles, and each day should include at least one sunset or sunrise viewpoint.
+I will visit Grand Canyon National Park for 3 days in early May. Please create a travel itinerary that includes major scenic viewpoints and short hiking trails. The daily walking distance should stay under 6 miles, and at least one day should include at least one sunset or sunrise viewpoint.
 I am preparing my U.S. federal tax return for 2025. My income sources include W-2 salary, house rental, and investment dividends. Please help estimate my federal tax liability and suitable which types of program of TurboTax for possible deductions. Assume I can take the standard/itemized deduction, and the calculation should assume I live in Virginia.
 We are building an AI assistant for meeting productivity that can summarize meetings and generate follow-up tasks. Please propose 5 core product features that would provide the most value to users. The features should be feasible and simple enough for a MVP, and each feature should be under 60 words.