drivers: renesas: rcar: auth: Use space instead of TAB

Use space instead of TAB after #define's. Also updated
header files as per TF-A coding style.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Change-Id: I4eac94f0bc79f24b8ac7165ec48f1e1de95d7205

drivers/renesas/rcar/auth/auth_mod.c

 /*
- * Copyright (c) 2015-2019, Renesas Electronics Corporation. All rights
+ * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights
  * reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
@@ -7,13 +7,12 @@
 
 #include <stddef.h>
 
-#include <platform_def.h>
-
 #include <arch_helpers.h>
 #include <common/debug.h>
 #include <lib/mmio.h>
 #include <plat/common/platform.h>
 
+#include <platform_def.h>
 #include "rom_api.h"
 
 typedef int32_t(*secure_boot_api_f) (uint32_t a, uint32_t b, void *c);
@@ -125,9 +124,9 @@ verify_image:
 #if RCAR_BL2_DCACHE == 1
 	/* enable */
 	write_sctlr_el3(read_sctlr_el3() | SCTLR_C_BIT);
-#endif
+#endif /* RCAR_BL2_DCACHE */
 
-#endif
+#endif /* IMAGE_BL2 */
 	return ret;
 }