I think surveillance could be part of a smart city. But for that to be smart it would have to solve the inherent problems with surveillance. An actual smart city project would proudly announce what it did to solve these challenges.
I don't see anything on their website that does this, rather it talks about how developers can enjoy access to ubiquitous connectivity [0]. This is in stark contrast to other successful initiatives like Vision Zero that started with trying to define the fundamental problems.
[0] https://sidewalktoronto.ca/wp-content/uploads/2018/05/Sidewa... [1] https://www.monash.edu/muarc/archive/our-publications/papers...