Update Linux to v5.10.109

Sourced from [1]

[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz

Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/drivers/acpi/spcr.c b/drivers/acpi/spcr.c
index d73b453..88460ba 100644
--- a/drivers/acpi/spcr.c
+++ b/drivers/acpi/spcr.c
@@ -111,7 +111,7 @@
 			table->serial_port.access_width))) {
 		default:
 			pr_err("Unexpected SPCR Access Width.  Defaulting to byte size\n");
-			/* fall through */
+			fallthrough;
 		case 8:
 			iotype = "mmio";
 			break;
@@ -128,7 +128,7 @@
 	switch (table->interface_type) {
 	case ACPI_DBG2_ARM_SBSA_32BIT:
 		iotype = "mmio32";
-		/* fall through */
+		fallthrough;
 	case ACPI_DBG2_ARM_PL011:
 	case ACPI_DBG2_ARM_SBSA_GENERIC:
 	case ACPI_DBG2_BCM2835: