arch: arm64: select SCHED_IPI_SUPPORTED when SMP enabled

Select SCHED_IPI_SUPPORTED when SMP enabled.

Signed-off-by: Peng Fan <peng.fan@nxp.com>

arch/arm/core/aarch64/Kconfig

@@ -9,6 +9,7 @@ config CPU_CORTEX_A
 	select HAS_FLASH_LOAD_OFFSET
 	select USE_SWITCH
 	select USE_SWITCH_SUPPORTED
+	select SCHED_IPI_SUPPORTED if SMP
 	help
 	  This option signifies the use of a CPU of the Cortex-A family.