Priyanka Chopra and Nick Jonas have lent their support to food insecurity non-profit Feed’s holiday campaign.The actress and her Jonas Brothers star beau put their London vacation on pause to announce their latest philanthropic endeavor via Instagram, admitting they’re “honored to be part of the ‘Feed’ holiday campaign this year”.Masterminded by the couple’s pal Lauren Bush, Feed aims to “raise awareness and money for hunger and food insecurity,” according to the star.“With every purchase, Feed