linux/ena: Replace xdp_do_flush_map with xdp_do_flush

Commit [1] backported the removal of xdp_do_flush_map()
function.
This patch deprecates the second call in the code,
that was missed in commit [1].

[1]: commit d7c3540 ("linux/ena: Backport xdp_do_flush_map deprecation")

Signed-off-by: David Arinzon <darinzon@amazon.com>

kernel/linux/ena/ena_netdev.c

@@ -1561,7 +1561,7 @@ static int ena_clean_rx_irq(struct ena_ring *rx_ring, struct napi_struct *napi,
 
 #ifdef ENA_XDP_SUPPORT
 	if (xdp_flags & ENA_XDP_REDIRECT)
-		xdp_do_flush_map();
+		xdp_do_flush();
 	if (xdp_flags & ENA_XDP_TX)
 		ena_ring_tx_doorbell(rx_ring->xdp_ring);
 #endif