Lynne Spears has told her daughter Britney that she will “always be” a gift. The 40-year-old pop star – who regained control of her multimillion-dollar fortune and various aspects of her life when a conservatorship governed by her family was terminated in November 2021 after 13 years – took to Instagram to share a quote about reminding her family she was “a gift.” In the comments section, Lynne – who is also mother to actress Jamie Lynn, 31, and producer Bryan, 45, with ex-husband Jamie Spears – was quick to note that she and her late sister Sandra were thrilled to have a girl in the family an…