RACHEL SAVAGE INSTAGRAM has apologised to a Black British plus-size model after she said its repeated removal of images showing her covering her breasts with her arms betrayed "racial biases" in its algorithm. https://www.instagram.com/p/CE89AYDAMRy/?utm_source=ig_embed Nyome Nicholas-Williams won the backing of high-profile campaigners including the actress Jameela Jamil and feminist activist Gina Martin for her campaign to have the images of her reinstated. In an open letter to the company posted on her Instagram, @curvynyome on Thursday, she said the images were still being removed from the platform weeks after she received assurances the issue would be resolved. Instagram apologised and said both…