defconfig: redbull: correct maximum number of CPUs

* This kernel should not support more than that

Author: ExactExampl

arch/arm64/configs/redbull_defconfig

@@ -57,7 +57,7 @@ CONFIG_BOARD_BARBET=y
 CONFIG_BOARD_REDFIN=y
 CONFIG_PCI=y
 CONFIG_SCHED_MC=y
-CONFIG_NR_CPUS=32
+CONFIG_NR_CPUS=8
 CONFIG_HZ_100=y
 CONFIG_HZ=100
 # CONFIG_HZ_300 is not set