No, it's modern day bloodletting. Dopamine is involved in almost everything and that's why this weird metaphor of 'dopamine fasting' blaming it for random things became popular, however there is no scientific basis for it. (https://www.health.harvard.edu/blog/dopamine-fasting-misunde...)

It's not an addiction in any serious sense of the term and it's arguably misleading and disempowering people. Not every habit change needs to be framed as addiction battling.