media: flexcop-usb: Use min macro

Simplifies the code.

Found by cocci:
drivers/media/usb/b2c2/flexcop-usb.c:201:8-9: WARNING opportunity for min()

Link: https://lore.kernel.org/linux-media/20240429-fix-cocci-v3-17-3c4865f5a4b0@chromium.org
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

Author: ribalda

drivers/media/usb/b2c2/flexcop-usb.c

@@ -197,10 +197,7 @@ static int flexcop_usb_memory_req(struct flexcop_usb *fc_usb,
 		return -EINVAL;
 	}
 	for (i = 0; i < len;) {
-		pagechunk =
-			wMax < bytes_left_to_read_on_page(addr, len) ?
-				wMax :
-				bytes_left_to_read_on_page(addr, len);
+		pagechunk = min(wMax, bytes_left_to_read_on_page(addr, len));
 		deb_info("%x\n",
 			(addr & V8_MEMORY_PAGE_MASK) |
 				(V8_MEMORY_EXTENDED*extended));