feat : 사전 신청 쿼리 수정

Author: isprogrammingfun

pre_registration/pre_registration_query.py

@@ -15,5 +15,5 @@
     """
 
 check_exist_query = """
-    select id from pre_registration_request where phone_number = %s LIMIT 1;
+    select id from pre_registration_request where phone_number = %s and service_name = %s LIMIT 1;
 """