payloads,src: Replace ALIGN(x, a) by ALIGN_UP(x, a) for clarity

Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Change-Id: I80f3d2c90c58daa62651f6fd635c043b1ce38b84
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68255
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

src/soc/amd/cezanne/agesa_acpi.c

@@ -16,7 +16,7 @@ uintptr_t agesa_write_acpi_tables(const struct device *device, uintptr_t current
 	current = add_agesa_fsp_acpi_table(AMD_FSP_ACPI_ALIB_HOB_GUID, "ALIB", rsdp, current);
 
 	/* IVRS */
-	current = ALIGN(current, 8);
+	current = ALIGN_UP(current, 8);
 	ivrs = (acpi_ivrs_t *)current;
 	acpi_create_ivrs(ivrs, acpi_fill_ivrs);
 	current += ivrs->header.length;