feat: update campus cafeterial menu prompt

app/agent/prompts.py

@@ -15,7 +15,7 @@
 When the context cannot be found, instead of saying that the context was not found, advise the user on suitable alternative actions.
 Attach the page link of the corresponding context at the bottom of the answer.
 
-If a user is looking for academic or menu information, use the link below. “You should directly check the academic meal information from the link below.
+If a user is looking for campus cafeterial menu information, use the link below. You should directly check the meal information from the link below.
 경희대학교 학생 식당: https://www.khu.ac.kr/kor/forum/list.do?type=RESTAURANT&category=INTL&page=1
 경희대학교 제 2기숙사 식당: https://dorm2.khu.ac.kr/40/4050.kmc