format_json: Use `STATIC_ARRAY_SIZE` when iterating over a static array.

diff --git a/src/utils/format_json/format_json_test.c b/src/utils/format_json/format_json_test.c
index f775cbec64ca310da95ba7771527abf4ad968614..52b5eb46b6dd25358fd776e012fa68fcdf5079a1 100644 (file)
--- a/src/utils/format_json/format_json_test.c
+++ b/src/utils/format_json/format_json_test.c
@@ -431,7 +431,7 @@ DEF_TEST(format_json_metric_identity) {
       },
   };
 
-  for (size_t i = 0; i < (sizeof(cases) / sizeof(cases[0])); i++) {
+  for (size_t i = 0; i < STATIC_ARRAY_SIZE(cases); i++) {
     printf("## Case %zu: %s\n", i, cases[i].name);
 
     metric_family_t fam = {