ppc4xx: 44x_spd_ddr2.c: Fix register macro ECCCR -> ECCES (SDRAM_ECCES)

This error only appears when DEBUG is enabled in this driver. That's why
it went unnoticed till now.

Signed-off-by: Stefan Roese <sr@denx.de>

cpu/ppc4xx/44x_spd_ddr2.c

@@ -3160,7 +3160,7 @@ inline void ppc4xx_ibm_ddr2_register_dump(void)
 	PPC4xx_IBM_DDR2_DUMP_REGISTER(SDTR3);
 	PPC4xx_IBM_DDR2_DUMP_REGISTER(MMODE);
 	PPC4xx_IBM_DDR2_DUMP_REGISTER(MEMODE);
-	PPC4xx_IBM_DDR2_DUMP_REGISTER(ECCCR);
+	PPC4xx_IBM_DDR2_DUMP_REGISTER(ECCES);
 #if (defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \
      defined(CONFIG_460EX) || defined(CONFIG_460GT))
 	PPC4xx_IBM_DDR2_DUMP_REGISTER(CID);