Updating Bilbao Bizi in system.csv

[madupras]

New Bilbao Bizi system launched on Monday June 16th Note: the city website is still incomplete

[CLAassistant]

All committers have signed the CLA.

[thineshth]

@fredericsimard @emmambd Tagging you guys because you previously approved an update to remove a city :)

[fredericsimard]

Hi @thineshth ! I'll let @richfab answer this, as this repo is under his responsibility. :-)

[thineshth]

Extra Context, we took over this bike share system and the city has asked us to update this