Create a function that takes a string txt and censors any word from a given list lst. The text removed must be replaced by the given character char.
censor_string("Today is a Wednesday!", ["Today", "a"], "-") ➞ "----- is - Wednesday!"
censor_string("The cow jumped over the moon.", ["cow", "over"], "*"), "The *** jumped **** the moon.")
censor_string("Why did the chicken cross the road?", ["Did", "chicken", "road"], "*") ➞ "Why *** the ******* cross the ****?"
N/A