mmc: Convert ternary operator to str_true_false() helper

Replace direct ternary condition check with existing helper function
str_true_false() to improve code readability and maintain consistency.

Signed-off-by: Li Dong <lidong@vivo.com>
Link: https://lore.kernel.org/r/20250620043517.172705-1-lidong@vivo.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

Author: lidongjsx

drivers/mmc/host/atmel-mci.c

@@ -38,6 +38,7 @@
 #include <asm/cacheflush.h>
 #include <asm/io.h>
 #include <linux/unaligned.h>
+#include <linux/string_choices.h>
 
 #define ATMCI_MAX_NR_SLOTS	2
 
@@ -2264,7 +2265,7 @@ static int atmci_init_slot(struct atmel_mci *host,
 	        "slot[%u]: bus_width=%u, detect_pin=%d, "
 		"detect_is_active_high=%s, wp_pin=%d\n",
 		id, slot_data->bus_width, desc_to_gpio(slot_data->detect_pin),
-		!gpiod_is_active_low(slot_data->detect_pin) ? "true" : "false",
+		str_true_false(!gpiod_is_active_low(slot_data->detect_pin)),
 		desc_to_gpio(slot_data->wp_pin));
 
 	mmc->ops = &atmci_ops;