By Alex West Britney Spears is in for a career move as she swears off music and deletes her Instagram. The mega pop star recently declared that she’s done with the music industry in an aggressive post. Before her page with 43 million followers was taken down, she wrote: “I will never return to the music industry !!! When I write, I write for fun or I write for other people !!! I’ve written over 20 songs for other people the past two years !!! I’m a ghostwriter and I honestly enjoy it that way.” With her Instagram now gone, she made her way to Twitter where she teased fans with a glimpse into t…