test: add first autoboot unit tests

This adds tests for the crypt-based and plain SHA256-based password hashing
algorithms in the autoboot flow.

Signed-off-by: Steffen Jaeckel <jaeckel-floss@eyet-services.de>
Reviewed-by: Simon Glass <sjg@chromium.org>

test/cmd_ut.c

@@ -28,6 +28,7 @@ int cmd_ut_category(const char *name, const char *prefix,
 
 static struct cmd_tbl cmd_ut_sub[] = {
 	U_BOOT_CMD_MKENT(all, CONFIG_SYS_MAXARGS, 1, do_ut_all, "", ""),
+	U_BOOT_CMD_MKENT(common, CONFIG_SYS_MAXARGS, 1, do_ut_common, "", ""),
 #if defined(CONFIG_UT_DM)
 	U_BOOT_CMD_MKENT(dm, CONFIG_SYS_MAXARGS, 1, do_ut_dm, "", ""),
 #endif