Update episodes/optimisation-using-python.md

Co-authored-by: Robert Chisholm <[email protected]>

Author: JostMigenda

episodes/optimisation-using-python.md

@@ -326,7 +326,7 @@ Can you find a shorter, more easily understandable way to write this in Python?
 
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-Python strings have a lot of methods to perform common operations, like removing suffixes, replacing substrings, joining or splitting, stripping whitespaces, and much more. See the documentation at https://docs.python.org/3/library/stdtypes.html#string-methods for a full list.
+Python strings have a lot of methods to perform common operations, like removing suffixes, replacing substrings, joining or splitting, stripping whitespaces, and much more. See Python's [string methods documentation](https://docs.python.org/3/library/stdtypes.html#string-methods) for a full list.
 
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