removed static from images in cmd_bootm.c

This removes static modifier from images variable in cmd_bootm.c.

Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com>

common/cmd_bootm.c

@@ -156,7 +156,7 @@ static boot_os_fn *boot_os[] = {
 #endif
 };
 
-static bootm_headers_t images;		/* pointers to os/initrd/fdt images */
+bootm_headers_t images;		/* pointers to os/initrd/fdt images */
 
 /* Allow for arch specific config before we boot */
 void __arch_preboot_os(void)