man/io_uring_register_buf_ring.3: fix references
io_uring_buf_ring_advance(3) was referenced twice.
@@ -123,7 +123,7 @@ to initialise the buffer ring. Applications may use
and
.BR io_uring_buf_ring_advance (3)
or
-.BR io_uring_buf_ring_advance (3)
+.BR io_uring_buf_ring_cq_advance (3)
to provide buffers, which will set these fields and update the tail.
Available since 5.19.
