board: dragonboard410c: fix chainloaded.config

Since c8a74db0c, SYS_INIT_SP_BSS_OFFSET only supports hex encoding.

Signed-off-by: Sam Day <me@samcday.com>
Link: https://patch.msgid.link/20260531-db410c-chainloaded-fix-v1-1-94176aa147d1@samcday.com
Signed-off-by: Casey Connolly <casey.connolly@linaro.org>

board/qualcomm/dragonboard410c/configs/chainloaded.config

diff --git a/board/qualcomm/dragonboard410c/configs/chainloaded.config b/board/qualcomm/dragonboard410c/configs/chainloaded.config
index 3fd0649..cf334d7 100644
--- a/board/qualcomm/dragonboard410c/configs/chainloaded.config
+++ b/board/qualcomm/dragonboard410c/configs/chainloaded.config
@@ -4,4 +4,4 @@
 # CONFIG_REMAKE_ELF is not set
 CONFIG_POSITION_INDEPENDENT=y
 CONFIG_INIT_SP_RELATIVE=y
-CONFIG_SYS_INIT_SP_BSS_OFFSET=524288
+CONFIG_SYS_INIT_SP_BSS_OFFSET=0x80000