arm: octeontx: move CONFIG_SUPPORT_RAW_INITRD to configs

Move CONFIG_SUPPORT_RAW_INITRD out of the octeontx_common header
and into the defconfig files.

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/configs/octeontx_83xx_defconfig b/configs/octeontx_83xx_defconfig
index 86b4bc5..1fc7f0c 100644
--- a/configs/octeontx_83xx_defconfig
+++ b/configs/octeontx_83xx_defconfig
@@ -15,6 +15,7 @@
 CONFIG_AHCI=y
 CONFIG_FIT=y
 CONFIG_FIT_SIGNATURE=y
+CONFIG_SUPPORT_RAW_INITRD=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_BOOTDELAY=5
 CONFIG_USE_BOOTARGS=y