Update maximum_combination.py

Author: mohammadreza490

maths/maximum_combination.py

@@ -1,7 +1,10 @@
 """
 Source: https://www.instagram.com/p/CG7kv65A6s1/?utm_source=ig_web_copy_link
 
-The following function accepts 2 positive integers and makes the first number as large as possible by swapping out its digits for digits in second number
+The following function accepts 2 positive integers 
+and makes the first number as large as possible 
+by swapping out its digits for digits in second number
+
 >>> maximum_combination(9132,5564)
 9655
 >>> maximum_combination(523,76)