BY SANKAR RAY Preeti Banerjee (nee Sarkar) who first sang Sare Jahanse Achchha Hindostan Hamara, the lyric of Mohammad Iqbal (written in 1904), scored anew into a song by Pandit Ravi Shankar in 1945 at the Andheri commune of Indian Peoples Theatre Association in Bombay would have been 100-plus, had she been alive today. Born