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/pcm052.h b/include/configs/pcm052.h
index 5c2ff5d..3499401 100644
--- a/include/configs/pcm052.h
+++ b/include/configs/pcm052.h
@@ -29,7 +29,7 @@
 /* boot command, including the target-defined one if any */
 
 /* Extra env settings (including the target-defined ones if any) */
-#define CONFIG_EXTRA_ENV_SETTINGS \
+#define CFG_EXTRA_ENV_SETTINGS \
 	PCM052_EXTRA_ENV_SETTINGS \
 	"fdt_high=0xffffffff\0" \
 	"initrd_high=0xffffffff\0" \