fix: 스페이스 수정

Author: Seoya0512

linked-list-cycle/Seoya0512.py

@@ -7,4 +7,3 @@ def hasCycle(self, head: Optional[ListNode]) -> bool:
             cycle_set.add(head)
             head = head.next
         return False
-        

maximum-product-subarray/Seoya0512.py

@@ -16,4 +16,4 @@ def maxProduct(self, nums: List[int]) -> int:
                 prev = prev * nums[j]
                 max_product = max(max_product, prev)
 
-        return max_product
+        return max_product