Update matrix/count_paths.py

Co-authored-by: Chris O <[email protected]>

Author: jsondevers

matrix/count_paths.py

@@ -10,7 +10,7 @@
 Using a recursive depth-first search algorithm below, you are able to
 find the number of distinct unique paths (count).
 
-'*' will demostrate a path
+'*' will demonstrate a path
 In the example above, there are two distinct paths:
 1.                2.
     *  *  *  0      *  *  *  *