update the bite links to the new v2 platform

[bbelderbos]

https://github.com/PyBites-Open-Source/search/blob/main/src/pybites_search/bite.py

still points to codechalleng.es, should be pybitesplatform.com

same for tips

[bbelderbos]

works now, closed via #42 (1.1.0 release)