By Suban Abdulla LONDON (Reuters) -British poet, musician and actor Benjamin Zephaniah, known for fighting racism and social injustice, has died at the age of 65, after being diagnosed with a brain tumour, his family said on Thursday. Zephaniah’s poetry, often backed by dub reggae music, was influenced by the culture of Jamaica and sought to make the art form accessible to all, while breaking down social barriers. “It is with great sadness and regret that we announce the death of our beloved husband, son and brother in the early hours of this morning, the 7th December 2023,” a family statement…