Fix a typo for 165.

Author: gavinfish

165 Compare Version Numbers.py

@@ -33,4 +33,4 @@ def compareVersion(self, version1, version2):
 if __name__ == "__main__":
     assert Solution().compareVersion("0.1", "1.1") == -1
     assert Solution().compareVersion("01.2", "1.1") == 1
-    assert Solution().compareVersion("2.3", "2.3") == 3
+    assert Solution().compareVersion("2.3", "2.3") == 0