test: Drop the function for running font tests

Use the new suite-runner to run these tests instead.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/test/cmd_ut.c b/test/cmd_ut.c
index 0babc91..db96a4a 100644
--- a/test/cmd_ut.c
+++ b/test/cmd_ut.c
@@ -143,7 +143,7 @@
 	SUITE(fdt),
 #endif
 #ifdef CONFIG_CONSOLE_TRUETYPE
-	SUITE_CMD(font, do_ut_font),
+	SUITE(font),
 #endif
 #ifdef CONFIG_UT_OPTEE
 	SUITE_CMD(optee, do_ut_optee),