zorro: Use str_plural() in amiga_zorro_probe()

Use the existing str_plural() function rather than duplicating its
implementation.

./drivers/zorro/zorro.c:155:22-39: opportunity for str_plural(zorro_num_autocon).

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=9350
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org>
Link: https://lore.kernel.org/r/20240618073205.65303-1-jiapeng.chong@linux.alibaba.com
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>

Author: Jiapeng Chong

drivers/zorro/zorro.c

@@ -18,6 +18,7 @@
 #include <linux/platform_device.h>
 #include <linux/dma-mapping.h>
 #include <linux/slab.h>
+#include <linux/string_choices.h>
 
 #include <asm/byteorder.h>
 #include <asm/setup.h>
@@ -152,7 +153,7 @@ static int __init amiga_zorro_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, bus);
 
 	pr_info("Zorro: Probing AutoConfig expansion devices: %u device%s\n",
-		 zorro_num_autocon, zorro_num_autocon == 1 ? "" : "s");
+		 zorro_num_autocon, str_plural(zorro_num_autocon));
 
 	/* First identify all devices ... */
 	for (i = 0; i < zorro_num_autocon; i++) {