(Reuters) -Chrysler-parent Stellantis NV on Thursday said that it will integrate swappable battery technology in its fleet of rental electric vehicles as it looks to win over potential customers concerned about range anxiety and long charge times. Stellantis said it has signed onto a partnership with San Francisco-based developer of swappable electric vehicle (EV) batteries, Ample, which uses an automated process for quickly swapping out depleted batteries for newly charged packs. Under the partnership, Stellantis’ EV owners will be able to replace their discharged batteries for freshly charge…