Update line-reflection.py

Author: kamyu104

Python/line-reflection.py

@@ -25,7 +25,7 @@ def isReflected(self, points):
 
 # Time:  O(nlogn)
 # Space: O(n)
-# Hash solution.
+# Two pointers solution.
 class Solution2(object):
     def isReflected(self, points):
         """