soc/intel/adl/bootblock/report_platform.c: Use the correct format

Change-Id: I54c40434f44621c4ea6564ac9c87c5b2fa083b5d
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62176
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
diff --git a/src/soc/intel/alderlake/bootblock/report_platform.c b/src/soc/intel/alderlake/bootblock/report_platform.c
index 8902adf..6b526f1 100644
--- a/src/soc/intel/alderlake/bootblock/report_platform.c
+++ b/src/soc/intel/alderlake/bootblock/report_platform.c
@@ -150,7 +150,7 @@
 	printk(BIOS_INFO, "Associativity = %zd Partitions = %zd Line Size = %zd Sets = %zd\n",
 		info.num_ways, info.physical_partitions, info.line_size, info.num_sets);
 
-	printk(BIOS_INFO, "Cache size = %ld MiB\n", get_cache_size(&info)/MiB);
+	printk(BIOS_INFO, "Cache size = %zu MiB\n", get_cache_size(&info)/MiB);
 }
 
 static void report_cpu_info(void)