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/am335x_shc.h b/include/configs/am335x_shc.h
index 70645ed..ee6f622 100644
--- a/include/configs/am335x_shc.h
+++ b/include/configs/am335x_shc.h
@@ -21,7 +21,7 @@
 #define V_SCLK				(V_OSCK)
 
 #ifndef CONFIG_SPL_BUILD
-#define CONFIG_EXTRA_ENV_SETTINGS \
+#define CFG_EXTRA_ENV_SETTINGS \
 	"loadaddr=0x80200000\0" \
 	"kloadaddr=0x84000000\0" \
 	"fdtaddr=0x85000000\0" \