Merge pull request #4155 from Feoramund/fix-test-vet-style

Fix `-vet` and `-strict-style` failures in tests

tests/core/encoding/json/test_core_json.odin

@@ -429,7 +429,7 @@ map_with_integer_keys :: proc(t: ^testing.T) {
 	defer delete_map(my_map2)
 
 	unmarshal_err := json.unmarshal(marshaled_data, &my_map2)
-	defer for key, item in my_map2 {
+	defer for _, item in my_map2 {
 		runtime.delete_string(item)
 	}
 	testing.expectf(t, unmarshal_err == nil, "Expected `json.unmarshal` to return nil, got %v", unmarshal_err)

tests/core/unicode/test_core_unicode.odin

@@ -16,8 +16,7 @@ run_test_cases :: proc(t: ^testing.T, test_cases: []Test_Case, loc := #caller_lo
 		result, _, _ := utf8.grapheme_count(c.str)
 		if !testing.expectf(t, result == c.expected_clusters,
 			"(#% 4i) graphemes: %i != %i, %q %s", i, result, c.expected_clusters, c.str, c.str,
-			loc = loc)
-		{
+			loc = loc) {
 			failed += 1
 		}
 	}