global: Migrate CONFIG_EXTRA_ENV_SETTINGS to CFG

Perform a simple rename of CONFIG_EXTRA_ENV_SETTINGS to CFG_EXTRA_ENV_SETTINGS

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/include/configs/rk3288_common.h b/include/configs/rk3288_common.h
index 6b55c57..d3b8a51 100644
--- a/include/configs/rk3288_common.h
+++ b/include/configs/rk3288_common.h
@@ -30,7 +30,7 @@
 
 /* Linux fails to load the fdt if it's loaded above 256M on a Rock 2 board, so
  * limit the fdt reallocation to that */
-#define CONFIG_EXTRA_ENV_SETTINGS \
+#define CFG_EXTRA_ENV_SETTINGS \
 	"fdt_high=0x0fffffff\0" \
 	"initrd_high=0x0fffffff\0" \
 	"fdtfile=" CONFIG_DEFAULT_FDT_FILE "\0" \