setup: mark unused parameter in config callback

This is logically a continuation of 783a86c142 (config: mark unused callback parameters, 2022-08-19), but this case was introduced much later in 4412a04fe6 (init.templateDir: consider this config setting protected, 2024-03-29). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Jeff King committed Aug 17, 2024 at 04:25 UTC e2ef77cf7ccc4a030335c58654c0b100bdb75ec1
1 file changed +1 -1
setup.c
+1 -1
@@ -1907,7 +1907,7 @@ struct template_dir_cb_data {
1907 };
1908
1909 static int template_dir_cb(const char *key, const char *value,
1910 - const struct config_context *ctx, void *d)
1910 + const struct config_context *ctx UNUSED, void *d)
1911 {
1912 struct template_dir_cb_data *data = d;
1913