ACPI: arm64: Sort entries alphabetically

Sort the entries in the Makefile alphabetically.
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Acked-by: Hanjun Guo <guohanjun@huawei.com>
Link: https://lore.kernel.org/r/20240605131458.3341095-2-sudeep.holla@arm.comSigned-off-by: Catalin Marinas <catalin.marinas@arm.com>

drivers/acpi/arm64/Makefile

 # SPDX-License-Identifier: GPL-2.0-only
 obj-$(CONFIG_ACPI_AGDI) 	+= agdi.o
-obj-$(CONFIG_ACPI_IORT) 	+= iort.o
-obj-$(CONFIG_ACPI_GTDT) 	+= gtdt.o
 obj-$(CONFIG_ACPI_APMT) 	+= apmt.o
+obj-$(CONFIG_ACPI_GTDT) 	+= gtdt.o
+obj-$(CONFIG_ACPI_IORT) 	+= iort.o
 obj-$(CONFIG_ARM_AMBA)		+= amba.o
 obj-y				+= dma.o init.o
 obj-y				+= thermal_cpufreq.o