At a time when its rivals have indicated further aggression in the buzzing quick commerce sector, Bengaluru-based Swiggy is taking a more calculated approach to expansion. The company said Friday that investments in its quick commerce unit Instamart have peaked, expecting losses to start unwinding. In an interaction with ETtech, Swiggy’s CFO Rahul Bothra said that store expansion from hereon will be a derivative of growth for the company and not the other way round. He also detailed the rationale behind the company tweaking its guidance for quick…