fpga manager: xilinx-spi: remove stray comment

Remove comment committed by mistake.

Fixes: dd2784c01d93 ("fpga manager: xilinx-spi: check INIT_B pin during write_init")
Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net>
Signed-off-by: Moritz Fischer <mdf@kernel.org>
diff --git a/drivers/fpga/xilinx-spi.c b/drivers/fpga/xilinx-spi.c
index 2967aa2..502fae0 100644
--- a/drivers/fpga/xilinx-spi.c
+++ b/drivers/fpga/xilinx-spi.c
@@ -57,7 +57,6 @@ static int wait_for_init_b(struct fpga_manager *mgr, int value,
 
 	if (conf->init_b) {
 		while (time_before(jiffies, timeout)) {
-			/* dump_state(conf, "wait for init_d .."); */
 			if (gpiod_get_value(conf->init_b) == value)
 				return 0;
 			usleep_range(100, 400);