Revert "Update Unique-Paths-III.cpp"

This reverts commit 7c314a8.

Author: bhar-gav

C++/Unique-Paths-III.cpp

@@ -5,7 +5,7 @@ class Solution {
  int m;
  int answer = 0;
  int required = 0;
- //bhargav
+ 
  bool isValid(int x, int y) {
  return (0 <= x && x < n) && (0 <= y && y < m);
  }