Currently when we getting a librarian generate PR, its title prefix is chore

It should be feat - based on https://docs.google.com/document/d/11GYalcvrxEqWrg0TboS43ozyW4TbcxQrqNvBsWtFbJo/edit?tab=t.0#heading=h.xzptrog8pyxf

This is important because then release PRs are not bumping versions for this generate commit. The version should be 3.32.0