rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/board/alaska/flash.c b/board/alaska/flash.c
index 7156160..556c168 100644
--- a/board/alaska/flash.c
+++ b/board/alaska/flash.c
@@ -144,11 +144,11 @@
 #endif
 
 	flash_protect (FLAG_PROTECT_SET,
-		       CFG_ENV1_ADDR,
-		       CFG_ENV1_ADDR + CFG_ENV1_SIZE - 1, &flash_info[1]);
+		       CONFIG_ENV1_ADDR,
+		       CONFIG_ENV1_ADDR + CONFIG_ENV1_SIZE - 1, &flash_info[1]);
 	flash_protect (FLAG_PROTECT_SET,
-		       CFG_ENV_ADDR,
-		       CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[3]);
+		       CONFIG_ENV_ADDR,
+		       CONFIG_ENV_ADDR + CONFIG_ENV_SIZE - 1, &flash_info[3]);
 
 	return size;
 }