global: Migrate CONFIG_MALLOC_F_ADDR to CFG

Perform a simple rename of CONFIG_MALLOC_F_ADDR to CFG_MALLOC_F_ADDR

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/common/init/board_init.c b/common/init/board_init.c
index 6a55026..96ffb79 100644
--- a/common/init/board_init.c
+++ b/common/init/board_init.c
@@ -78,7 +78,7 @@
 ulong board_init_f_alloc_reserve(ulong top)
 {
 	/* Reserve early malloc arena */
-#ifndef CONFIG_MALLOC_F_ADDR
+#ifndef CFG_MALLOC_F_ADDR
 #if CONFIG_VAL(SYS_MALLOC_F_LEN)
 	top -= CONFIG_VAL(SYS_MALLOC_F_LEN);
 #endif