Update week1.do.txt

Author: mhjensen

doc/src/week1/week1.do.txt

@@ -39,7 +39,6 @@ o Maria Schuld and Francesco Petruccione, Machine Learning with Quantum Computer
 o Wolfgang Scherer, Mathematics of Quantum Computing, see URL:"https://link.springer.com/book/10.1007/978-3-030-12358-1"
 o Robert Hundt, Quantum Computing for Programmers, URL:"https://www.cambridge.org/core/books/quantum-computing-for-programmers/BA1C887BE4AC0D0D5653E71FFBEF61C6"
 o Robert Loredo, Learn Quantum Computing with Python and IBM Quantum Experience, see URL:"https://github.com/PacktPublishing/Learn-Quantum-Computing-with-Python-and-IBM-Quantum-Experience"
-o More texts with links will be added.
 
 !split
 ===== Online material of possible interest =====