test: Rename test suites to match their linker-list name

Some suites have a different name from that used in the linker list.
That makes it hard to programmatically match the name printed when the
suite runs to the linker-list name it has.

Update the names so they are the same.

Signed-off-by: Simon Glass <sjg@chromium.org>

test/cmd/setexpr.c

@@ -485,6 +485,6 @@ int do_ut_setexpr(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
 	struct unit_test *tests = UNIT_TEST_SUITE_START(setexpr_test);
 	const int n_ents = UNIT_TEST_SUITE_COUNT(setexpr_test);
 
-	return cmd_ut_category("cmd_setexpr", "setexpr_test_", tests, n_ents,
+	return cmd_ut_category("setexpr", "setexpr_test_", tests, n_ents,
 			       argc, argv);
 }