runner/job_list: use case-insensitive regular expressions

There are some KMS tests that are case-sensitive. Eventually,
those could be blocklisted with a different case, causing troubles
for CI runs.

As it makes no sense to have the same test name with different
cases, handle regular expressions in a case-insensitive way.

Reviewed-by: Kamil Konieczny <kamil.konieczny@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

runner/settings.c

@@ -323,7 +323,7 @@ static bool add_regex(struct regex_list *list, char *new)
 	GRegex *regex;
 	GError *error = NULL;
 
-	regex = g_regex_new(new, G_REGEX_OPTIMIZE, 0, &error);
+	regex = g_regex_new(new, G_REGEX_CASELESS | G_REGEX_OPTIMIZE, 0, &error);
 	if (error) {
 		usage(stderr, "Invalid regex '%s': %s", new, error->message);
 		g_error_free(error);