add redirects

[vabarbosa]

Changes

Fixes https://github.com/Qiskit/platypus/issues/2203

this PR adds redirects for the three courses that have migrated to the new learning platform

Implementation details

the following redirects have been added:

• /course/algorithm-design ➔ https://learning.quantum-computing.ibm.com/course/variational-algorithm-design
• /course/basics ➔ https://learning.quantum-computing.ibm.com/course/basics-of-quantum-information
• /course/algorithms ➔ https://learning.quantum-computing.ibm.com/course/fundamentals-of-quantum-algorithms

How to read this PR

• review the redirection code updates
• test the redirections by attempting to access the course via the MegaMenuDropDown or preview link

Preview URL

• https://platypus-pr-2204.ecy0akwlcpw.us-south.codeengine.appdomain.cloud/course/basics
• https://platypus-pr-2204.ecy0akwlcpw.us-south.codeengine.appdomain.cloud/course/algorithm-design
• https://platypus-pr-2204.ecy0akwlcpw.us-south.codeengine.appdomain.cloud/course/algorithms