powerpc: xpedite: Remove macro CONFIG_XPEDITE5370

This macro is no longer used.

Signed-off-by: York Sun <york.sun@nxp.com>

include/configs/xpedite537x.h

@@ -16,7 +16,6 @@
  */
 #define CONFIG_BOOKE		1	/* BOOKE */
 #define CONFIG_E500		1	/* BOOKE e500 family */
-#define CONFIG_XPEDITE5370	1
 #define CONFIG_SYS_BOARD_NAME	"XPedite5370"
 #define CONFIG_SYS_FORM_3U_VPX	1
 #define CONFIG_BOARD_EARLY_INIT_R	/* Call board_pre_init */

scripts/config_whitelist.txt

@@ -8292,7 +8292,6 @@ CONFIG_XILINX_TB_WATCHDOG
 CONFIG_XPEDITE1000
 CONFIG_XPEDITE5140
 CONFIG_XPEDITE5200
-CONFIG_XPEDITE5370
 CONFIG_XPEDITE550X
 CONFIG_XR16L2751
 CONFIG_XSENGINE