Revert "rcar_gen3: plat: Enable programmable CPU reset address"

This reverts commit d48536e2

,
which misbehaves on R-Car H3 ES2.0. Until the reason for that
misbehavior is understood, revert the commit.
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>

plat/renesas/rcar/platform.mk

@@ -4,7 +4,7 @@
 # SPDX-License-Identifier: BSD-3-Clause
 #
 
-PROGRAMMABLE_RESET_ADDRESS	:= 1
+PROGRAMMABLE_RESET_ADDRESS	:= 0
 COLD_BOOT_SINGLE_CPU		:= 1
 ARM_CCI_PRODUCT_ID		:= 500
 TRUSTED_BOARD_BOOT		:= 1